@book{135654,
	author = {Kaplan, Charles P. and Van Valey, Thomas L.,},
	title = {Census '80},
	publisher = {U.S. Dept. of Commerce, Bureau of the Census : for sale by the Supt. of Docs., U.S. Govt. Print. Off.},
	year = {c1980.},
	address = {Washington, D.C.},
	note = {"Issued January 1980."}
}