APA (7th ed.) Zitazioa
Yohe, G. W. (1985). Economics: Instructor's manual to accompany samuelson and nordhaus (12th ed.). McGraw-Hill.
Chicago Style (17th ed.) Zitazioa
Yohe, Gary W. Economics: Instructor's Manual to Accompany Samuelson and Nordhaus. 12th ed. New York: McGraw-Hill, 1985.
MLA (9th ed.) Zitazioa
Yohe, Gary W. Economics: Instructor's Manual to Accompany Samuelson and Nordhaus. 12th ed. McGraw-Hill, 1985.
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