एपीए उद्धरण

Herschel Knapp. (2015). Therapeutic communication: Developing professional skills (Second edition.). Sage.

शिकागो स्टाइल उद्धरण

Herschel Knapp. Therapeutic Communication: Developing Professional Skills. Second edition. New Delhi: Sage, 2015.

एमएलए उद्धरण

Herschel Knapp. Therapeutic Communication: Developing Professional Skills. Second edition. Sage, 2015.