Cita APA (7a ed.)

Choudhary, A. (1999). Purchasing and supply management. Commonwealth.

Cita Chicago Style (17a ed.)

Choudhary, A.K. Purchasing and Supply Management. New Delhi: Commonwealth, 1999.

Cita MLA (9a ed.)

Choudhary, A.K. Purchasing and Supply Management. Commonwealth, 1999.