APA-referens (7:e uppl.)

Bowers, D. (1991). Statistics for economics and business. Macmillan.

Chicago-referens (17:e uppl.)

Bowers, David. Statistics for Economics and Business. Hampshire: Macmillan, 1991.

MLA-referens (9:e uppl.)

Bowers, David. Statistics for Economics and Business. Macmillan, 1991.