Toynbee, A. J. (1934). A study of history. London.
Chicago Style aipamenaToynbee, Arnold J. A Study of History. London, 1934.
MLA aipamenaToynbee, Arnold J. A Study of History. London, 1934.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Toynbee, A. J. (1934). A study of history. London.
Chicago Style aipamenaToynbee, Arnold J. A Study of History. London, 1934.
MLA aipamenaToynbee, Arnold J. A Study of History. London, 1934.