00541nam a22001937a 4500999001700000020001500017022001900032082001300051100001500064245005200079260003400131300000800165650002700173650001200200650001800212650001800230942000700248952009200255  c12625d12625  a8120338944  a978-8120338944  a628.1RAN  aRana S V S  aEssentials of Ecology and Environmental Science  aNew DelhibPHI Learningc2013  a590  aEnvironmental sciences  aEcology  aHuman ecology  aHuman ecology  cBK  00104070aSLCEbSLCEd2015-03-16g750.00l0o628.1RANp51230r2015-03-16 00:00:00yBK