00301nam a22001337a 4500020001800000082001600018100001800034245001700052260003700069300001400106700001800120942001200138999001700150  a9788120345003  a535.13bGHW  aGARGE, Suresh  aWave Optics   aNew Delhi,bPHI Learning:c2012.  axiv,394p.  aGupta, Sanjay  2ddccBK  c13054d13054