Cita APA

Samuelson, P. A., & Nordhaus, W. D. (1992). Economics (14th ed.). McGraw-Hill.

Citación estilo Chicago

Samuelson, Paul Anthony, and William D. Nordhaus. Economics. 14th ed. New York: McGraw-Hill, 1992.

Cita MLA

Samuelson, Paul Anthony, and William D. Nordhaus. Economics. 14th ed. McGraw-Hill, 1992.