@book{220985,
	author = {National Science Foundation U.S.},
	title = {Characteristics of doctoral scientists and engineers in the United States},
	publisher = {Division of Science Resources Studies, Directorate for Social, Behavioral, and Economic Sciences, National Science Foundation},
	address = {Arlington, Va},
	note = {Description based on: 1993; title from title screen (viewed 9/24/03)},
	url = {http://purl.access.gpo.gov/GPO/LPS10551}
}