Cita APA (7a ed.)
ebrary, Inc. (2002). Selected medicinal plants. World Health Organization.
Cita Chicago Style (17a ed.)
ebrary, Inc. Selected Medicinal Plants. Geneva: World Health Organization, 2002.
Cita MLA (9a ed.)
ebrary, Inc. Selected Medicinal Plants. World Health Organization, 2002.
Precaución: Estas citas no son 100% exactas.