TY  - GEN
AU  - Poe,Marshall T. 
TI  - A history of communications: media and society from the evolution of speech to the Internet 
SN  - 9780521179447
AV  - HM1206.P64 2011 
PY  - 2011///
CY  - Cambridge
PB  - Cambridge university press
KW  - communication-social aspects
KW  - Digital media -- Social aspects
N1  - includes bibliographical references and index
ER  -