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Youth Camp Compendium of State Laws & Regulations

Judy BrookhiserBetty Van der SmissenCenter for Disease Control. Environmental Health Services Division

出版	Department of Health, Education, and Welfare, Public Health Service, Center for Disease Control, Bureau of State Services, Environmental Health Services Division, 1978
URL	http://books.google.com.hk/books?id=ix1MJTn5980C&hl=&source=gbs_api