APA (7th ed.) Citation

Samuelson, P. A., & Nordhans, W. D. (1985). Economics (12th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Samuelson, Paul Anthony, and William D. Nordhans. Economics. 12th ed. New York: McGraw-Hill, 1985.

MLA (9th ed.) Citation

Samuelson, Paul Anthony, and William D. Nordhans. Economics. 12th ed. McGraw-Hill, 1985.