World Health Organization. (2000). Evaluation of certain veterinary drug residues in food. World Health Organization.
芝加哥风格引文World Health Organization. Evaluation of Certain Veterinary Drug Residues in Food. Geneva: World Health Organization, 2000.
MLA引文World Health Organization. Evaluation of Certain Veterinary Drug Residues in Food. World Health Organization, 2000.
警告：这些引文格式不一定是100％准确.