TY  - BOOK
AU  - Bittner,John R.
TI  - Mass communication, an introduction
SN  - 0135592461 (pbk.) :
U1  - 301.16 
PY  - 1986///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Mass media
ER  -