TY  - BOOK
AU  - Narula, Uma
TI  - Mass communication technology:  New perspectives 
SN  - 8124107114
U1  - 371.33/NAR 
PY  - 2001///
CY  - New Delhi
PB  - Har-Anand
KW  - Education
N1  - Includes bibliographical references & index
ER  -