Style de citation APA (7e éd.)

Griffiths, M., & Griffiths, I. (2002). Law for purchasing and supply (Third edition.). Prentice Hall Financial Times.

Style de citation Chicago (17e éd.)

Griffiths, Margaret, et Ivor Griffiths. Law for Purchasing and Supply. Third edition. Harlow, England: Prentice Hall Financial Times, 2002.

Style de citation MLA (8e éd.)

Griffiths, Margaret, et Ivor Griffiths. Law for Purchasing and Supply. Third edition. Prentice Hall Financial Times, 2002.