Cohen, Jozef. <br/><br/>
Secondary motivation / 
Jozef Cohen. 
 - Chicago :  Rand McNally & Company,  1970. 
 - 2 j. :  ill. ;  24 cm. 
 - Eyewitness series in psychology  SS7-8 .
<br/><br/>j.1. - Personal motives - j.2 - Social motives 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Motivation (Psychology).