APA-referens (7:e uppl.)

Bilas, R. A. (1967). Micro Economic Theory. McGraw-Hill.

Chicago-referens (17:e uppl.)

Bilas, Richard A. Micro Economic Theory. London: McGraw-Hill, 1967.

MLA-referens (9:e uppl.)

Bilas, Richard A. Micro Economic Theory. McGraw-Hill, 1967.