Cita APA

Samuelson, P. A. (1961). Economics: An Introductory Analysis. New York: McGraw-Hill Book Co..

Chicago Style Citation

Samuelson, Paul A. Economics: An Introductory Analysis. New York: McGraw-Hill Book Co., 1961.

Cita MLA

Samuelson, Paul A. Economics: An Introductory Analysis. New York: McGraw-Hill Book Co., 1961.

Atenció: Aquestes cites poden no estar 100% correctes.