00303nam a2200109 a 450000500170000002000150001708200160003210000210004824500390006926000600010830000250016820251203111427.0  a8189012088  a302.23bMAT  aMathur K Pratish  aVisual communicationbbeyond words  aNew DelhibGnosis Publishers of Educational Booksc2006  axii,206p.c24cm.cHB