APA (7e ed.) Bronvermelding

Clayton, G. E., & Giesbrecht, M. G. (1997). A guide to everyday economic statistics (4th ed.). McGraw-Hill Pub. Co..

Chicago (17e ed.) Bronvermelding

Clayton, Gary E., en Martin Gerhard Giesbrecht. A Guide to Everyday Economic Statistics. 4th ed. Boston: McGraw-Hill Pub. Co., 1997.

MLA (8e ed.) Bronvermelding

Clayton, Gary E., en Martin Gerhard Giesbrecht. A Guide to Everyday Economic Statistics. 4th ed. McGraw-Hill Pub. Co., 1997.