TY  - BOOK
AU  - Emery,Edwin
AU  - Ault,Phillip H.
AU  - Agee,Warren Kendall
TI  - Introduction to mass communications
AV  - P90 .E4 1970
U1  - 301.16 
PY  - 1970///
CY  - New York
PB  - Dodd, Mead & Company, Inc.
KW  - Mass media
N1  - Includes bibliographical references
ER  -