APA (7e ed.) Bronvermelding

HANSON, J. (1972). A textbook of economics (6th ed.). E.E.B.S. and Macdonald and Evans.

Chicago (17e ed.) Bronvermelding

HANSON, J.L. A Textbook of Economics. 6th ed. London: E.E.B.S. and Macdonald and Evans, 1972.

MLA (9e ed.) Bronvermelding

HANSON, J.L. A Textbook of Economics. 6th ed. E.E.B.S. and Macdonald and Evans, 1972.