एपीए उद्धरण

Brogan, J. A. (1973). Clear technical writing. Mc Graw- Hill.

शिकागो स्टाइल उद्धरण

Brogan, John A. Clear Technical Writing. New York: Mc Graw- Hill, 1973.

एमएलए उद्धरण

Brogan, John A. Clear Technical Writing. Mc Graw- Hill, 1973.