APA (7e ed.) Bronvermelding

Bilas, R. A. (1971). Microeconomic theory (2nd ed.). McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Bilas, Richard A. Microeconomic Theory. 2nd ed. New york: McGraw-Hill, 1971.

MLA (9e ed.) Bronvermelding

Bilas, Richard A. Microeconomic Theory. 2nd ed. McGraw-Hill, 1971.