Cita APA

Silk, L. S. (1975). Contemporary economics principles and issues. McGraw-Hill.

Citación estilo Chicago

Silk, Leonard S. Contemporary Economics Principles and Issues. 2a. ed. New York: McGraw-Hill, 1975.

Cita MLA

Silk, Leonard S. Contemporary Economics Principles and Issues. 2a. ed. New York: McGraw-Hill, 1975.