Collier's encyclopedia :   with bibliography and index : Vol. 23 : Uruguay to Zworykin /  
William D. Halsey, editorial director, Louis Shores, editor in chief ; Crowell-Collier Publishing Company. 
 -  Crowell-Collier Pub. Co.,  1962. 
 - 784 p., 22 map 
<br/><br/><label>LCCN: </label>61005183  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.
<br/><br/><label>Subjects--Index Terms: </label>ცნობარები ენციკლოპედიები ბიბლიოგრაფია 
<br/><br/><label>LC Class. No.: </label>AE5  / .C683 1961 
<br/><br/><label>Universal Decimal Class. No.: </label>030