World Health Organization & World Health Organization. (2005). National policy on traditional medicine and regulation of herbal medicines: Report of a WHO global survey. World Health Organization.
Cytowanie według stylu Chicago (wyd. 17)World Health Organization i World Health Organization. National Policy on Traditional Medicine and Regulation of Herbal Medicines: Report of a WHO Global Survey. Geneva: World Health Organization, 2005.
Cytowanie według stylu MLA (wyd. 8)World Health Organization i World Health Organization. National Policy on Traditional Medicine and Regulation of Herbal Medicines: Report of a WHO Global Survey. World Health Organization, 2005.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..