@book{52961,
	author = {Burch, Thomas K. and American Association for the Advancement of Science.},
	title = {Demographic behavior :},
	publisher = {Westview Press,},
	year = {1980.},
	series = {AAAS selected symposium ; 45},
	address = {Boulder, Colo. :},
	note = {Based on a symposium presented at the AAAS national annual meeting in Houston, Tex., Jan. 3-8, 1979, and sponsored by the Population Association of America, and others.}
}