Cita APA

Samuelson, P. A. 1., & Samuelson, P. A. 1. (1951). Economics: An introductory analysis (2 edition.). New York, New York: McGraw-Hill.

Citación estilo Chicago

Samuelson, Paul Anthony 1915-2009, y Paul Anthony 1915-2009 Samuelson. Economics: An Introductory Analysis. 2 edition. New York, New York: McGraw-Hill, 1951.

Cita MLA

Samuelson, Paul Anthony 1915-2009, y Paul Anthony 1915-2009 Samuelson. Economics: An Introductory Analysis. 2 edition. New York, New York: McGraw-Hill, 1951.