The main types and causes of discrimination :  memorandum submitted by the Secretary-General. 

 - Lake Success :  United Nations, Commission on Human Rights, Sub-commission on Prevention of Discrimination and Protection of Minorities,  1949. 
 - Document (United Nations) ;  E/CN.4/Sub.2/40/rev. 1. 7 June 1949 .
<br/><br/> "United Nations publications. Sales no.: 1949. XIV. 3." 
<br/><br/>Bibliography: p. 58-88. 
<br/><br/><label>LCCN: </label>50013692 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Discrimination.
<br/><br/><label>LC Class. No.: </label>JX1977  / .A2 E/CN.4/Sub.2/40/rev. 1 
<br/><br/><label>Dewey Class. No.: </label>323.41