एपीए उद्धरण

Geoffrey Hirt. (1996). Study guide: Business a changing world. New York.

शिकागो स्टाइल उद्धरण

Geoffrey Hirt. Study Guide: Business a Changing World. New York, 1996.

एमएलए उद्धरण

Geoffrey Hirt. Study Guide: Business a Changing World. New York, 1996.