APA aipamena

Samuelson, P. A. (1951). Economics: An introductory analysis. McGraw-Hill.

Chicago Style aipamena

Samuelson, Paul Anthony. Economics: An Introductory Analysis. New York: McGraw-Hill, 1951.

MLA aipamena

Samuelson, Paul Anthony. Economics: An Introductory Analysis. McGraw-Hill, 1951.