APA (7th ed.) Citation

Samuelson, P. A. (1970). Readings in economics (6th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Samuelson, Paul A. Readings in Economics. 6th ed. New York: McGraw-Hill, 1970.

MLA (9th ed.) Citation

Samuelson, Paul A. Readings in Economics. 6th ed. McGraw-Hill, 1970.