Description: Media effects research :

Main Author:	Sparks, Glenn G
Language:	English
Published:	Boston, MA: Wadsworth, Cengage Learning, 2010.
Edition:	3rd ed.
Subjects:	Mass media -- > Research -- > Methodology Mass media -- > Social aspects

Physical Description:	xix, 265 p.: ill.; 24 cm.
Bibliography:	Includes bibliographical references and index
ISBN:	9780495567851 049556785X (pbk.)