Cita APA (7th ed.)
Yohe, G. W. (1985). Economics: Instructor's manual to accompany samuelson and nordhaus (12th ed.). McGraw-Hill.
Cita Chicago (17th ed.)
Yohe, Gary W. Economics: Instructor's Manual to Accompany Samuelson and Nordhaus. 12th ed. New York: McGraw-Hill, 1985.
Cita MLA (9th ed.)
Yohe, Gary W. Economics: Instructor's Manual to Accompany Samuelson and Nordhaus. 12th ed. McGraw-Hill, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.