Cita APA (7th ed.)

Ovid Technologies, Inc, Wolfsthal, S. D., & Véliz Salazar, L. (2009). NMS medicina interna (6. ed.). Wolters Kluwer/Lippincott Williams & Wilkins.

Cita Chicago (17th ed.)

Ovid Technologies, Inc, Susan D. Wolfsthal, i Leonora Véliz Salazar. NMS Medicina Interna. 6. ed. Barcelona: Wolters Kluwer/Lippincott Williams & Wilkins, 2009.

Cita MLA (9th ed.)

Ovid Technologies, Inc, et al. NMS Medicina Interna. 6. ed. Wolters Kluwer/Lippincott Williams & Wilkins, 2009.