TY  - BOOK
AU  - McLuhan,Marshall
TI  - Understanding media : the extensions of man
AV  - P90 M324U 1964
PY  - 1964///
CY  - New York, N.Y.
PB  - New American Library
KW  - COMMUNICATION
KW  - COMMUNICATION AND TRAFLIC
KW  - MASS MEDIA
ER  -