Cita APA

Arthur W Ham & Thomas Syndncy Leeson. (1961). History (4.). London.

Chicago Edition Citation

Arthur W Ham i Thomas Syndncy Leeson. History. 4. London, 1961.

Cita MLA

Arthur W Ham i Thomas Syndncy Leeson. History. 4. London, 1961.

Atenció: Aquestes cites poden no estar 100% correctes.