@book{52011,
	author = {Handler, Aaron.},
	title = {Decennial census data for selected health occupations, United States, 1970},
	publisher = {U.S. Dept. of Health, Education & Welfare, Public Health Service, Health Resources Administration, National Center for Health Statistics},
	year = {1975.},
	series = {DHEW publication ; no. (HRA) 76-1231},
	address = {Rockville, Md.},
	note = {"Vital and health statistics."}
}