APA aipamena

Ovid Technologies, Inc, Topol, E. J., & Califf, R. M. (2008). Tratado de medicina cardiovascular (3. ed.). Lippincott Williams & Wilkins.

Chicago Style aipamena

Ovid Technologies, Inc, Eric J. Topol, and Robert M. Califf. Tratado De Medicina Cardiovascular. 3. ed. Barcelona: Lippincott Williams & Wilkins, 2008.

MLA aipamena

Ovid Technologies, Inc, et al. Tratado De Medicina Cardiovascular. 3. ed. Lippincott Williams & Wilkins, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.