Dyfyniad APA

DeVita, V. T., Hellman, S., & Rosenberg, S. A. (1988). AIDS: Etiology, diagnosis, treatment, and prevention (2nd ed.). Lippincott.

Dyfyniad Arddull Chicago

DeVita, Vincent T., Samuel Hellman, and Steven A. Rosenberg. AIDS: Etiology, Diagnosis, Treatment, and Prevention. 2nd ed. Philadelphia, PA: Lippincott, 1988.

Dyfyniad MLA

DeVita, Vincent T., et al. AIDS: Etiology, Diagnosis, Treatment, and Prevention. 2nd ed. Lippincott, 1988.

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