एपीए उद्धरण

Kleinfield, S. (1981). The Biggest Company on Earth: A Profile of AT&T. New York: Holt, Rinehart and Winston.

शिकागो स्टाइल उद्धरण

Kleinfield, Sonny. The Biggest Company On Earth: A Profile of AT&T. New York: Holt, Rinehart and Winston, 1981.

एमएलए उद्धरण

Kleinfield, Sonny. The Biggest Company On Earth: A Profile of AT&T. New York: Holt, Rinehart and Winston, 1981.