APA استشهاد

Beyer, R., & Trawicki J Donald. (1972). Profitablity Accounting (2nd ed.). Wiley Eastern.

استشهاد بنمط شيكاغو

Beyer, Robert, و Trawicki J Donald. Profitablity Accounting. 2nd ed. New York: Wiley Eastern, 1972.

MLA استشهاد

Beyer, Robert, و Trawicki J Donald. Profitablity Accounting. 2nd ed. Wiley Eastern, 1972.