Drew, C. H., Duivenboden, J. v., & Bonnefoy, X. (2000). Environmental health services in Europe 5: Guidelines for evaluation of environmental health services. World Health Organization, Regional Office for Europe.
Chicago Style (17. basım) AtıfDrew, Christina H., Jaco van Duivenboden, ve Xavier Bonnefoy. Environmental Health Services in Europe 5: Guidelines for Evaluation of Environmental Health Services. Copenhagen, [Denmark]: World Health Organization, Regional Office for Europe, 2000.
MLA (9th ed.) AtıfDrew, Christina H., et al. Environmental Health Services in Europe 5: Guidelines for Evaluation of Environmental Health Services. World Health Organization, Regional Office for Europe, 2000.
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