00289nam a2200121 a 450000500170000002000150001708200160003210000060004811000380005424500220009226000350011430000180014920251203110108.0  a0415162459  a302.23bMCL  d_  aMcLuhan, Eric and Zingrone, Frank  aEssential McLuhan  aLoNew DelhionbRoutledgec1995  a407p.c23 cm.