Cita APA (7a ed.)

Allen, D. E., & Hatfield, G. (2004). Medicinal plants in folk tradition: An ethnobotany of Britain & Ireland. Timber Press.

Cita Chicago Style (17a ed.)

Allen, David Elliston, y Gabrielle Hatfield. Medicinal Plants in Folk Tradition: An Ethnobotany of Britain & Ireland. Cambridge ; Portland: Timber Press, 2004.

Cita MLA (9a ed.)

Allen, David Elliston, y Gabrielle Hatfield. Medicinal Plants in Folk Tradition: An Ethnobotany of Britain & Ireland. Timber Press, 2004.