APA (7e ed.) Bronvermelding

Baily, P., & Farmer, D. j. a. (1981). Purchasing principles and management (4th ed.). Pitnam.

Chicago (17e ed.) Bronvermelding

Baily, Peter, en David joint auth Farmer. Purchasing Principles and Management. 4th ed. London: Pitnam, 1981.

MLA (9e ed.) Bronvermelding

Baily, Peter, en David joint auth Farmer. Purchasing Principles and Management. 4th ed. Pitnam, 1981.

Let op: Deze citaties zijn niet altijd 100% accuraat.