University of maryland(School of library and information ser <br/><br/>
Frontiers in librarianship  Proceedings of the change Institute, 1969 

 - Westport  Greenwood publishing company  1972 
 - vii, 440p. 
 - Contribution in librarianship and information services .
<br/><br/><label>ISBN: </label>083758230 
<br/><br/><label>Dewey Class. No.: </label>021  / N721