Cita APA (7a ed.)

Samuelson, P. A., & Nordhaus, W. D. (2001). Economics (17th ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Samuelson, Paul Anthony, y William D. Nordhaus. Economics. 17th ed. Boston, Mass.: McGraw-Hill, 2001.

Cita MLA (8a ed.)

Samuelson, Paul Anthony, y William D. Nordhaus. Economics. 17th ed. McGraw-Hill, 2001.