Citazione Stile APA (7a Edizione)

Kachru, U. (2011). Procurement theory and systems. Mzumbe University School of business.

Citazione stile Chigago Style (17a edizione)

Kachru, Upendra. Procurement Theory and Systems. Mzumbe: Mzumbe University School of business, 2011.

Citatione MLA (9a ed.)

Kachru, Upendra. Procurement Theory and Systems. Mzumbe University School of business, 2011.