APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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