APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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