00257nam a22001097a 4500003000400000020002200004082001500026100002300041245004400064260003100108300000800139SGT  a978-81-8487-624-6  a628.5bMUR  aMURTHY, P.SRIYUTHA  aBIOFILMS IN ENVIRONMENTAL BIOTECHNOLOGY  aDELHI bNAROSA PUB. c2019  a208