APA (7th ed.) Citation

Heinritz, S. F. (1997). Purchasing: Principles and applications (8th international ed.). Jemma.

Chicago Style (17th ed.) Citation

Heinritz, Stuart F. Purchasing: Principles and Applications. 8th international ed. Cainta, Rizal: Jemma, 1997.

MLA (9th ed.) Citation

Heinritz, Stuart F. Purchasing: Principles and Applications. 8th international ed. Jemma, 1997.