@book{35584,
	author = {Yasuba, Yasukichi},
	title = {Birth rates of the white population in the United States, 1800-1860 :},
	publisher = {Johns Hopkins Press,},
	year = {1962.},
	series = {The Johns Hopkins University studies in historical and political science, ser. 79,},
	address = {Baltimore :},
	note = {Revision of a dissertation at the Johns Hopkins University.}
}