Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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