TY  - BOOK
AU  - McLuhan, Marshall
TI  - Understanding media
SN  - 9780415253970
U1  - 302.23 MCL(UND) 
PY  - 2001///
CY  - U.K
PB  - Routledge classics
KW  - MASS-MEDIA
KW  - MASS COMMUNICATION
ER  -