Sorokin, Pitirim Aleksandrovich,  1889-1968 <br/><br/>
Social philosophies of an age of crisis / 
By Pitirim Sorokin 
 - Boston :  Beacon Press,  1950 
 - xi, 345 p. ;  21 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> Rs. 20.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology--History