APA (7th ed.) Zitazioa

Samuelson, P. A. (1995). Economics. McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Samuelson, Paul A. Economics. New York: McGraw-Hill, 1995.

MLA (9th ed.) Zitazioa

Samuelson, Paul A. Economics. McGraw-Hill, 1995.