@book{53518,
	author = {Mannheim, Karl, and Kettler, David.},
	title = {Structures of thinking /},
	publisher = {Routledge & Kegan Paul,},
	year = {1982.},
	series = {International library of sociology},
	address = {London ;},
	note = {Translation of: Structuren des Denkens.}
}