@book{48462,
	author = {Ross, Edward Alsworth.},
	title = {Principles of sociology /},
	publisher = {Appleton-Century-Crofts,},
	year = {c1938.},
	series = {The century social science series},
	address = {New York :},
	edition = {3rd.},
	note = {Index : p. 715 - 728}
}