Cita APA (7a ed.)

Hayward, O. S., & Putnam, C. E. (1998). Improve, Perfect, & Perpetuate: Dr. Nathan Smith and Early American Medical Education. University Press of New England.

Cita Chicago Style (17a ed.)

Hayward, Oliver S., y Constance E. Putnam. Improve, Perfect, & Perpetuate: Dr. Nathan Smith and Early American Medical Education. Hanover: University Press of New England, 1998.

Cita MLA (8a ed.)

Hayward, Oliver S., y Constance E. Putnam. Improve, Perfect, & Perpetuate: Dr. Nathan Smith and Early American Medical Education. University Press of New England, 1998.