Perry, John A. 1931-.
Contemporary society: an introduction to social science /
John A. Perry, Erna K. Perry 
. - 6th edition 
. - New York : Harper Collins Publishers,  1991 
. - xix, 652 p.  ill., tab., schem., map.  24 cm. 
<br/>К.: Бібліогр. : с. 627-640, Покажчик 
<br/><label>  ISBN: </label>0-06-045160-2