APA (7e ed.) Bronvermelding

Abbot, L., & Weidenaar, D. J. (1973). Economics and the modern world. Joint Council on Economic Education.

Chicago (17e ed.) Bronvermelding

Abbot, Lawrence, en Dennis J. Weidenaar. Economics and the Modern World. [New York]: Joint Council on Economic Education, 1973.

MLA (9e ed.) Bronvermelding

Abbot, Lawrence, en Dennis J. Weidenaar. Economics and the Modern World. Joint Council on Economic Education, 1973.