@book{220893,
	author = {National Science Foundation U.S.},
	title = {Federal scientists and engineers},
	publisher = {National Science Foundation},
	address = {Washington, D.C},
	note = {Description based on:1989/93; title from title screen (viewed Feb. 5, 2007)},
	url = {http://purl.access.gpo.gov/GPO/LPS78127}
}