एपीए उद्धरण

English, P. W. (1997). Geography: People and places in a changing world. Lincolnwood: National Textbook Company.

शिकागो स्टाइल उद्धरण

English, Paul Ward. Geography: People and Places in a Changing World. Lincolnwood: National Textbook Company, 1997.

एमएलए उद्धरण

English, Paul Ward. Geography: People and Places in a Changing World. Lincolnwood: National Textbook Company, 1997.