Drew, C. H. (2000). Environmental health service in Europe 5: Guidelines for evaluation of environmental health services. WHO.
芝加哥风格引文Drew, Christina H. Environmental Health Service in Europe 5: Guidelines for Evaluation of Environmental Health Services. Europe: WHO, 2000.
MLA引文Drew, Christina H. Environmental Health Service in Europe 5: Guidelines for Evaluation of Environmental Health Services. WHO, 2000.
警告：这些引文格式不一定是100％准确.