APA (7th ed.) Zitazioa

Helmkamp, J. G. (1987). Managerial accounting (5a. ed.). John Wiley & Sons.

Chicago Style (17th ed.) Zitazioa

Helmkamp, John G. Managerial Accounting. 5a. ed. Nueva York: John Wiley & Sons, 1987.

MLA (9th ed.) Zitazioa

Helmkamp, John G. Managerial Accounting. 5a. ed. John Wiley & Sons, 1987.