Tolong jelaskan mengenai Sumber dari Herbert Matthews

Koch, Stephen 2005 The Breaking Point: Hemingway, Dos Passos, and the Murder of Jose Robles. Counterpoint Press, New York ISBN 1-58243-280-5

Matthews, Herbert Lionel 1961 The Cuban story. G. Braziller ASIN: B0007DNCMS

Matthews, Herbert Lionel 1961 The yoke and the arrows; A report on Spain. G. Braziller; Rev. ed edition ASIN: B0007DFF7I

Matthews, Herbert Lionel -1964 Return to Cuba. Stanford U, Institute of Hispanic American & Luso-Brazilian Studies, A Special Issue Of ‘Hispanic American Report’ Stanford, Ca

Matthews, Herbert Lionel – 1969 Castro: A Political Biography. New York: Simon & Schuster

Matthews, Herbert Lionel – 1969 Cuba. New York: The Macmillan Co. London: Collier-Macmillan

Matthews, Herbert Lionel 1969 Fidel Castro. Simon & Schuster, Clarion Book New York

Matthews, Herbert Lionel 1973 Half of Spain Died: A Reappraisal of the Spanish Civil War. New York, Scribner, 1973

Matthews, Herbert Lionel -1975 Revolution in Cuba: An Essay in Understandings. New York: Charles Scribner’s Sons