Cita APA

(1999). Merck's 1899 manual of the materia medica: A ready-reference pocket book for the practicing physician. New York: Merck.

Citación estilo Chicago

Merck's 1899 Manual of the Materia Medica: A Ready-reference Pocket Book for the Practicing Physician. New York: Merck, 1999.

Cita MLA

Merck's 1899 Manual of the Materia Medica: A Ready-reference Pocket Book for the Practicing Physician. New York: Merck, 1999.