APA-referens (7:e uppl.)

Needles, B. E., Powers,Marian, & Crosson,Susan V. (2005). Principles of accounting (9th ed.). Houghton Mifflin Co..

Chicago-referens (17:e uppl.)

Needles, Belverd E., Powers,Marian, och Crosson,Susan V. Principles of Accounting. 9th ed. Boston: Houghton Mifflin Co., 2005.

MLA-referens (8:e uppl.)

Needles, Belverd E., et al. Principles of Accounting. 9th ed. Houghton Mifflin Co., 2005.