APA (7e ed.) Bronvermelding

Heilbroner, R. L., & Ford, A. M. (1976). Economic relevance: A second look. Goodyear Pub. Co..

Chicago (17e ed.) Bronvermelding

Heilbroner, Robert L., en Arthur M. Ford. Economic Relevance: A Second Look. Pacific Palisades, Calif.: Goodyear Pub. Co., 1976.

MLA (8e ed.) Bronvermelding

Heilbroner, Robert L., en Arthur M. Ford. Economic Relevance: A Second Look. Goodyear Pub. Co., 1976.