APA引文

Lipsey, R. G., & Steiner, P. O. (1981). Economics (6th ed.). Harper Row.

Chicago Style (17th ed.) Citation

Lipsey, Richard G., and Peter Otto Steiner. Economics. 6th ed. New York: Harper Row, 1981.

MLA引文

Lipsey, Richard G., and Peter Otto Steiner. Economics. 6th ed. Harper Row, 1981.