APA (7th ed.) Zitazioa

Robinson, R. (1976). Study guide to accompany. Samuelson: Economics (10a. ed.). McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Robinson, Romney. Study Guide to Accompany. Samuelson: Economics. 10a. ed. Nueva York: McGraw-Hill, 1976.

MLA (9th ed.) Zitazioa

Robinson, Romney. Study Guide to Accompany. Samuelson: Economics. 10a. ed. McGraw-Hill, 1976.