Cita APA

Abrams, W. B., Berkow, R., & Fletcher, A. J. (1995). The Merck manual of geriatrics (Second Edition.). Merck Research Labs.

Citación estilo Chicago

Abrams, William B., Robert Berkow, and Andrew J. Fletcher. The Merck Manual of Geriatrics. Second Edition. Whitehouse Station, NJ: Merck Research Labs, 1995.

Cita MLA

Abrams, William B., et al. The Merck Manual of Geriatrics. Second Edition. Merck Research Labs, 1995.