Haykin, David Judson <br/><br/>
Subject headings  a practical guide 
by David Judson Haykin (Chief Subject Cataloging Division). 
 - Washington, D.C.  U.S. G.P.O.  1951. 
 - v, 140 p.  26 cm. 
<br/><br/> At head of title: The Library of Congress. 
<br/><br/><label>LCCN: </label>52060002 //r 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Subject headings
<br/><br/><label>LC Class. No.: </label>Z695  / .H36 
<br/><br/><label>Dewey Class. No.: </label>025.33 
<br/><br/><label>Gov. Doc. Class. No.: </label>LC 26.2:Su 1