World Health Organization. (2000). HIV and infant feeding counselling: A training course. World Health Organization.
芝加哥风格引文World Health Organization. HIV and Infant Feeding Counselling: A Training Course. Geneva: World Health Organization, 2000.
MLA引文World Health Organization. HIV and Infant Feeding Counselling: A Training Course. World Health Organization, 2000.
警告：这些引文格式不一定是100％准确.