Style de citation APA (7e éd.)

Heinritz, S. (1986). Purchasing principle and applications (7th edition.). Prentice Hall.

Style de citation Chicago (17e éd.)

Heinritz, Stuart. Purchasing Principle and Applications. 7th edition. United states of America: Prentice Hall, 1986.

Style de citation MLA (9e éd.)

Heinritz, Stuart. Purchasing Principle and Applications. 7th edition. Prentice Hall, 1986.