Cassata, Mary B.,  1930-, <br/><br/>
Mass communication :  principles and practices / 
Mary B. Cassata, Molefi K. Asante. 
 - xviii, 360 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographies and indexes 
<br/><br/><label>ISBN: </label>0023200103 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication--Social aspects.<br/>Communication--Psychological aspects.<br/>Mass media--Social aspects.<br/>Mass media--Psychological aspects.<br/>Mass media--Political aspects.<br/>Mass media--Law and legislation.