Gaya APA

Swanson, C, P., Palmer, A. (1962). A dictionary of modern history 1789-1945 . Harmondsworth: Harmondsworth: Penguin Books; 1962.

Gaya MLA

Swanson, Carl, P.., Palmer, A.W.. "A dictionary of modern history 1789-1945". Harmondsworth: Harmondsworth: Penguin Books; 1962, 1962. Text.