Cita APA

Spengler, E. H. 1., & Klein, J. 1. (1955). Introduction to business. McGraw-Hill.

Citación estilo Chicago

Spengler, Edwin Harold 1906, and Jacob 1896 Klein. Introduction to Business. New York: McGraw-Hill, 1955.

Cita MLA

Spengler, Edwin Harold 1906, and Jacob 1896 Klein. Introduction to Business. McGraw-Hill, 1955.