Cita APA (7a ed.)

McCaleb, R. S., Leigh, E., & Morien, K. (2000). The encyclopedia of popular herbs: Your complete guide to the leading medicinal plants. Prima Pub.

Cita Chicago Style (17a ed.)

McCaleb, Robert S., Evelyn Leigh, y Krista Morien. The Encyclopedia of Popular Herbs: Your Complete Guide to the Leading Medicinal Plants. Roseville, CA: Prima Pub, 2000.

Cita MLA (9a ed.)

McCaleb, Robert S., et al. The Encyclopedia of Popular Herbs: Your Complete Guide to the Leading Medicinal Plants. Prima Pub, 2000.