APA Edition Citation

Spengler, E. H., & Klein, J. (1955). Introduction to business (4th ed.).

Chicago Edition Citation

Spengler, Edwin H., and Jacob Klein. Introduction to Business. 4th ed. 1955.

MLA Edition Citation

Spengler, Edwin H., and Jacob Klein. Introduction to Business. 4th ed. 1955.

Warning: These citations may not always be 100% accurate.