Dyfyniad APA

Purtilo, R. B., Haddad, A. M., & Doherty, R. F. (2014). Health professional and patient interaction (8th ed.). Elsevier/Saunders.

Dyfyniad Arddull Chicago

Purtilo, Ruth B., Amy Marie Haddad, and Regina F. Doherty. Health Professional and Patient Interaction. 8th ed. St. Louis, Mo.: Elsevier/Saunders, 2014.

Dyfyniad MLA

Purtilo, Ruth B., et al. Health Professional and Patient Interaction. 8th ed. Elsevier/Saunders, 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.