एपीए उद्धरण

Turnbull, P. W., & Cunningham, M. T. (1981). International Markeiting and Purchasing.

शिकागो स्टाइल उद्धरण

Turnbull, Peter W., और Malcolm T. Cunningham. International Markeiting and Purchasing. :, 1981.

एमएलए उद्धरण

Turnbull, Peter W., और Malcolm T. Cunningham. International Markeiting and Purchasing. 1981.