Altmann, Berthold. <br/><br/>
Centralized cataloging:  its principles and organization in the United States and in Germany. 

 - Chicago,  1944. 
 - v, 154 l.  diagr. 
<br/><br/>Thesis (M.A.)--University of Chicago. 
<br/><br/><br/>Microfilm. <br/>Washington, D.C., <br/>Library of Congress, <br/>1945. 
<br/><br/><label>LCCN: </label>mic50000208  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cataloging--United States.<br/>Cataloging--Germany.
<br/><br/><label>LC Class. No.: </label>Microfilm 745