APA (7th ed.) Citation

Robinson, M. A., Morton, H. C., & Calderwood, J. D. (1980). An introduction to economic reasoning (5. rev. ed.). Anchor Press.

Chicago Style (17th ed.) Citation

Robinson, Marshall A., Herbert C. Morton, and James D. Calderwood. An Introduction to Economic Reasoning. 5. rev. ed. New York: Anchor Press, 1980.

MLA (9th ed.) Citation

Robinson, Marshall A., et al. An Introduction to Economic Reasoning. 5. rev. ed. Anchor Press, 1980.