Gaya APA

Stefanelli, A, H, F, J, M. (2001). Purchasing: selection and procurement for the hospitality industry (5). New York: Lingga Jaya.

Gaya MLA

Stefanelli, Andrew, Hale, Feinstein,, John, M.. "Purchasing: selection and procurement for the hospitality industry". 5 New York: Lingga Jaya, 2001. Text.