APA (7e ed.) Bronvermelding

LAYARD, P. (1978). Microeconomic theory. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

LAYARD, P.R.G. Microeconomic Theory. New York: McGraw-Hill, 1978.

MLA (9e ed.) Bronvermelding

LAYARD, P.R.G. Microeconomic Theory. McGraw-Hill, 1978.