@book{2862,
	author = {Niessen, Manfred. and European Coordination Centre for Research and Documentation in Social Sciences.},
	title = {International comparative research :},
	publisher = {Pergamon Press,},
	year = {1982.},
	address = {Oxford ;},
	edition = {1st ed.},
	note = {Contributions to the First International Seminar on Cross-National Comparative Research, held in Warsaw, Poland, Sept. 21-26, 1980.}
}