00250nam a22001217a 4500003000400000020001800004082001200022100001700034245002600051250000800077260003500085300000800120SGT  a9789353166298  a620,SHB  aSUBRAMANYA.K  aFOW IN OPEN CHANNELS   a5TH  aNEW DELHI bMC GRAW HILLc2024  a656