APA-referens (7:e uppl.)

Hubbard, B. R. (1935). Cradle of the storms. Dodd, Mead & Company.

Chicago-referens (17:e uppl.)

Hubbard, Bernard Rosecrans. Cradle of the Storms. New York: Dodd, Mead & Company, 1935.

MLA-referens (8:e uppl.)

Hubbard, Bernard Rosecrans. Cradle of the Storms. Dodd, Mead & Company, 1935.