Παραπομπή σε μορφή APA (7η εκδ.)

World Health Organization. (2009). The use of herbal medicines in primary health care. World Health Organization.

Παραπομπή σε μορφή Chicago (17η εκδ.)

World Health Organization. The Use of Herbal Medicines in Primary Health Care. New Delhi: World Health Organization, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

World Health Organization. The Use of Herbal Medicines in Primary Health Care. World Health Organization, 2009.