APA (7th ed.) Citation

Samuelson, P. A.. (1964). Economics: An introductory analysis (6th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Samuelson, Paul Anthony. Economics: An Introductory Analysis. 6th ed. New York: McGraw-Hill, 1964.

MLA (9th ed.) Citation

Samuelson, Paul Anthony. Economics: An Introductory Analysis. 6th ed. McGraw-Hill, 1964.