Cita APA (7th ed.)

Duke, J. A. (1985). CRC handbook of medicinal herbs. CRC Press.

Cita Chicago (17th ed.)

Duke, James A. CRC Handbook of Medicinal Herbs. Boca Raton, Fla.: CRC Press, 1985.

Cita MLA (8th ed.)

Duke, James A. CRC Handbook of Medicinal Herbs. CRC Press, 1985.