Cita APA (7th ed.)

WHO. (1998). QUALITY CONTROL METHODS FOR MEDICINAL PLANT MATERIAL.

Cita Chicago (17th ed.)

WHO. QUALITY CONTROL METHODS FOR MEDICINAL PLANT MATERIAL. GENEVA, 1998.

Cita MLA (9th ed.)

WHO. QUALITY CONTROL METHODS FOR MEDICINAL PLANT MATERIAL. 1998.