@book{293212,
	author = {United States.},
	title = {Provisional estimates of the population of the United States, by months :},
	publisher = {Department of Commerce, Bureau of the Census,},
	year = {1948.},
	series = {Current population reports, population estimates. Series P-25 ;},
	address = {Washington 25, D.C. :},
	note = {"March 10, 1948."},
	url = {https://purl.fdlp.gov/GPO/gpo135400}
}