APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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