TY  - BOOK
AU  - Crowley, David.
AU  - Paul ,Heyer.
TI  - Communication in history: technology, culture, society
SN  - 0205483887
AV  - P90.C629 2007 
PY  - 2007///
CY  - Boston
PB  - Pearson Allyn and Bacon
KW  - History
N1  - Includes bibliographical references and index
ER  -