Deutsche national bibliographie. 

 - Leipzig :    Verlagfur buch-und biblio thekswezen,    1962. 
 -   21 cm. 
 - Monthly 
 - Vol. 40 (1962)- 
<br/><br/>  Latest issue consulted: Vol. 52 (1962). 
<br/><br/><label>Dewey Class. No.: </label>015.4305