TY  - BOOK
AU  - Barnouw,Erik
TI  - Mass communication: television, radio, film, press ; the media and their practice in the United States of America 
U1  - 131 
PY  - 1956///
CY  - New York
PB  - Rinehart
KW  - Electronic mail systems
KW  - Evaluation
KW  - Wireless communication systems
N1  - Bibliiography at end of each chapter
ER  -