Annual International ACM SIGIR Conference on Research and Development in information retrieval(Philadelphia  1997) <br/><br/>
Research and development in information retrieval  Proceedings 
ed. by Nicholas J Belkin, Desai Narasimhalu, Peter Willett 
 -  ACM Press  1997 
 - x, 348p. 
<br/><br/><label>ISBN: </label>0897918363 
<br/><br/><label>Dewey Class. No.: </label>025.04  / N971