APA-referens (7:e uppl.)

Farmer, R. E. (1999). Macroeconomics. South-Western.

Chicago-referens (17:e uppl.)

Farmer, Roger E.A. Macroeconomics. Cincinnati: South-Western, 1999.

MLA-referens (9:e uppl.)

Farmer, Roger E.A. Macroeconomics. South-Western, 1999.