APA ציטוט

Heinritz, S. F. (1959). Purchasing: Principles and applications (3rd ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Heinritz, Stuart F. Purchasing: Principles and Applications. 3rd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1959.

ציטוט MLA

Heinritz, Stuart F. Purchasing: Principles and Applications. 3rd ed. Prentice-Hall, 1959.