Cita APA (7a ed.)

Day, M. (2002). Gower handbook of purchasing management (3rd ed.). Gower.

Cita Chicago Style (17a ed.)

Day, Marc. Gower Handbook of Purchasing Management. 3rd ed. Aldershot [etc.]: Gower, 2002.

Cita MLA (9a ed.)

Day, Marc. Gower Handbook of Purchasing Management. 3rd ed. Gower, 2002.