TY  - GEN
AU  - Glessing, Robert J.
AU  - White William P.
TI  - Mass Media : : the invisible environment revisited 
SN  - 0574227008
U1  - 302.2  22
PY  - 1976///
CY  - Chicago
PB  - SRA
KW  - Mass media-addresses,essays,lectures;
N1  - Includes Index
ER  -