TY  - BOOK
AU  - Tankard, James W. 
TI  - Communication theories (5th ed)
AV  - P90 .S4414 2014
PY  - 2014///
CY  - Harlow
PB  - Pearson, 
KW  - Mass media
KW  - Communication
N1  - Includes index.
ER  -