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.
Precaución: Estas citas no son 100% exactas.