@book{213225,
	author = {Jorna, Ren�e J. and ebrary, Inc.},
	title = {Signs, search and communication},
	publisher = {W. de Gruyter,},
	year = {1993.},
	series = {Grundlagen der Kommunikation und Kognition =},
	address = {Berlin ;},
	note = {"Selection of papers presented at the conference: Expert Systems, Culture, and Semiotics ... held in Groningen in December 12-15, 1990 ... organized by the Faculty of Management and Organization and the Faculty of Arts of the University of Groningen"--Foreword.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10598237}
}