APA-referens

Tonne, H., & Nanassy, L. C. (1970). Principles of business education (4th ed.). Mc Graw-Hill.

Chicago-stil citat

Tonne, Herbert, och Louis C. Nanassy. Principles of Business Education. 4th ed. New York: Mc Graw-Hill, 1970.

MLA-referens

Tonne, Herbert, och Louis C. Nanassy. Principles of Business Education. 4th ed. Mc Graw-Hill, 1970.