Collaborative works 

• Policing Interwar Europe: Continuity, Change and Crisis, 1918-1940.  Gerald Blaney, Jr. (editor)
• The Politics of Contemporary Spain.  Sebastian Balfour (editor)
• Red Barcelona: Social Protest and Labour Mobilization in the Twentieth Century, Angel Smith (editor)
• Spain and the Great Powers in the 20th Century. Sebastian Balfour & Paul Preston (editors) 
• The Republic Besieged - Civil War in Spain, 1936-1939. Paul Preston & Ann L. Mackenzie (editors) 
• La Guerra Civil: ¿Dos O tres Españas? Paul Preston and others
• Consensus Politics in Spain: Insider Perspectives.  Monica Threlfall (editor)
• Dynamism and Conflict: Valencia, 1808-1975.  Paul Preston and Ismael Saz (editors)
• Revolution and War in Spain, 1931-1939. Paul Preston (editor)

Paul Preston

• El gran manipulador. La mentira cotidiana de Franco
• Idealistes bajo las balas. Corresponsales extranjeros en la guerra de España
• The Spanish Civil War. Reaction, Revolution and Revenge
• Botxins i repressors. Els crims de Franco i dels franquistes
• Juan Carlos: El Rey de un pueblo
• The Coming of the Spanish Civil War 
• The Triumph of Democracy in Spain
• Franco
• The politics of revenge. A concise history of the Civil War
• Comrades: Portraits from the Spanish Civil War
• Doves of War: Four Women of the Spanish Civil War

David Baird

• Between Two Fires: Guerrilla War in the Spanish Sierras

Sebastian Balfour

• España reinventada. Nación e identidad desde la transición (co-authored with Alejandro Quiroga)
• Deadly Embrace: Morocco and the Road to the Spanish Civil War
• Castro (Profiles in Power)
• The End of the Spanish Empire, 1898-1923
• Dictatorship, Workers and the City

Richard Baxell

• British Volunteers in the Spanish Civil War: The British Battalion in the International Brigades, 1936-1939

Julián Casanova

• Anarchism, the Republic and Civil War in Spain, 1931-1939

Angelo Cenarro

• Cruzados y Camisas Azules

Nicholas Coni

• Medicine and the Spanish Civil War

Christopher Ealham

• Class, Culture and Conflict in Barcelona, 1898-1937
• José Peirats, The CNT in the Spanish Revolution, 3 vols. (Edited and revised by C. Ealham)

Soldedad Fox

• Constancia de la Mora in War and Exile.  International voice for the Spanish Republic

Johnathan Gathorne-Hardy

• The Interior Castle.  A Life of Gerald Brenan

Montserrat Guibernau

• Catalan Nationalism: Francoism, transition and democracy

Angela Jackson

• British Women and the Spanish Civil War

Christian Leitz

• Nazi Germany and Francoist Spain

Diego Muro

• Ethnicity and Violence: The Case of Radical Basque Nationalism

Pilar Ortuño Anaya

• European Socialists and Spain. The Transition to Democracy, 1959-77

Cristina Palomares

• The Quest for Survival after Franco. Moderate Francoism and the Slow Journey to the Polls, 1964-1977

David W. Pike

• Spaniards in the Holocaust. Mauthausen, the horror on the Danube

Hilari Raguer

• Gunpowder and Incense: The Catholic Church and the Spanish Civil War

Michael Richards

• A Time of Silence

Kathleen Richmond

• Women and Spanish Fascism: The women's section of the Falange, 1934-1959

F J Romero Salvadó

• Spain 1914-1918. Between War and Revolution
• Revolution, Social Conflict and Reaction in Spain, 1916–1923

Herbert R Southworth

• Conspiracy and the Spanish Civil War. The brainwashing of Francisco Franco

Richard Wigg

• Churchill and Spain: The survival of the Franco regime, 1940-1945