Directory of special libraries and information centers 
Margaret Labash Young, Harold Chester Young and Anthony T. Kruzas 
 - 3rd ed. 
 - Detroit, Mich.  Gale Research Co.  1974 
 - 1435 p. ; 29 cm. 
<br/><br/><label>ISBN: </label>0810302799 
<br/><br/><label>LCCN: </label>74-3240 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libraries, Special--Directories