Griffin, Em A first look at communication theory / Em Griffin ; Glenn G. Sparks, Andrew M. Ledbetter, special consultants. - Eight Edition. - New York McGraw Hill Global Education Holdings c2012 - xv, 486 pages illustrations ; 26cm. Includes appendix and index ISBN: 978-125-907-338-0 Subjects--Topical Terms: COMMUNICATION PHILOSOPHY LC Class. No.: GC P 90 .G75 2012 c.1