@book{49106,
	author = {Larsen, Otto N. and Catton, William Robert,},
	title = {Conceptual sociology :},
	publisher = {Harper & Row},
	year = {[c1971]},
	address = {New York,},
	edition = {2d ed.},
	note = {First ed. published in 1962 under title: Conceptual sociology; a manual of exercises relating concepts to specimens, principles, and definitions.}
}