000 00452pam a2200169 a 4500
999 _c674
_d674
020 _a0262631598 :
050 0 0 _aP 90
_bMCL
100 1 _aMcLuhan, Marshall.
245 1 0 _aUnderstanding media :
_bthe extensions of man /
250 _a1st MIT Press ed.
260 _aCambridge, Mass. :
_bMIT Press,
_cc1994.
300 _axxiii, 365 pages :
650 0 _aMass media.
650 0 _aCommunication.
650 0 _aCommunication and technology.
942 _cBK