Cook, Margaret Gerry,  1903- <br/><br/>
The new library key / 
Margaret G. Cook. 
 - 3rd ed. 
 - New York :  H. w. Wilson,  1975. 
 - 264 p. :  ill. ;  27 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0824205413 
<br/><br/><label>LCCN: </label>7511754  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference books.<br/>Libraries.<br/>Research.