Citazione APA

Ziegler, L. F., & Tansky, M. M. (1980). Study guide to accompany Schiller, the economy today. Random House.

Stile di citazione Chicago

Ziegler, Lawrence F., e Michael M. Tansky. Study Guide to Accompany Schiller, the Economy Today. New York: Random House, 1980.

Citazione MLA

Ziegler, Lawrence F., e Michael M. Tansky. Study Guide to Accompany Schiller, the Economy Today. Random House, 1980.