एपीए उद्धरण

Knisely, C. W. (2015). Engineering communication. United States of America: Cengage Learning.

शिकागो स्टाइल उद्धरण

Knisely, Charles W. Engineering Communication. United States of America: Cengage Learning, 2015.

एमएलए उद्धरण

Knisely, Charles W. Engineering Communication. United States of America: Cengage Learning, 2015.