TY  - BOOK
AU  - Hauenstein, A. Dean.
AU  - Bachmeyer, Steven A.
TI  -  The world of communications: visual media 
SN  - 0873456750
U1  - 302.2 
PY  - 1974///
CY  - Bloomington, Ill.
KW  - Communication
N1  - Includes bibliographical references and index
ER  -