APA-referens (7:e uppl.)

Wattles, W. D. (1910). The science of getting rich. E. towne.

Chicago-referens (17:e uppl.)

Wattles, Wallace Delois. The Science of Getting Rich. Holyoke, Mass.: E. towne, 1910.

MLA-referens (8:e uppl.)

Wattles, Wallace Delois. The Science of Getting Rich. E. towne, 1910.