Cita APA (7a ed.)

Crellin, J. K., & Philpott, J. (1997). A Reference Guide to Medicinal Plants: Herbal Medicine Past and Present. Duke University Press.

Cita Chicago Style (17a ed.)

Crellin, J. K., y Jane Philpott. A Reference Guide to Medicinal Plants: Herbal Medicine Past and Present. Durham, NC: Duke University Press, 1997.

Cita MLA (8a ed.)

Crellin, J. K., y Jane Philpott. A Reference Guide to Medicinal Plants: Herbal Medicine Past and Present. Duke University Press, 1997.