TY  - BOOK
AU  - Crowley, David
AU  - Heyer Paul
TI  - Communication in history: Technology, Culture, Society 
SN  - 0321088050
AV  - P90 .C62945 2003 
PY  - 2003///
CY  - Boston
PB  - Pearson Education
KW  - Communication
N1  - Includes index
ER  -