TY  - GEN
AU  - Severin,Werner J.
AU  - Tankard,James W.
TI  - Communication theories: origins, methods, uses 
SN  - 0582285747
AV  - P90 
PY  - 1988///
CY  - New York
PB  - : Longman
KW  - Communication
N1  - Photocopy
ER  -