Margaret frick,Bertha <br/><br/>
Sears list of subject headings - seventh edition 

 - New york :  H.W.Wilson company ;  1954 
 - 589 p ;  25.6 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library & information sciences
<br/><br/><label>Dewey Class. No.: </label>025.33  / Mar