Jordan, Rudolf,  1905- <br/><br/>
Homo sapiens socialis :  principles of the philosophy of responsibility / 
by Rudolf Jordan 
 - South Africa Johannesburg :  Central News Agency,  1944 
 - 243 p. :  diagrs. ;  19 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Individuality<br/>Social psychology