@book{265664,
	author = {United States.},
	title = {A survey of certified nurse-midwives.},
	publisher = {Department of Health and Human Services, Office of Inspector General,},
	year = {1992.},
	address = {Washington, D.C. :},
	note = {"March 1992."},
	url = {http://purl.fdlp.gov/GPO/gpo74667}
}