APA-referens (7:e uppl.)

Kaplan, L. J. (1966). Elementary statistics for economics and business. Pitman Pub.

Chicago-referens (17:e uppl.)

Kaplan, Lawrence Jay. Elementary Statistics for Economics and Business. New York: Pitman Pub, 1966.

MLA-referens (9:e uppl.)

Kaplan, Lawrence Jay. Elementary Statistics for Economics and Business. Pitman Pub, 1966.