000			00299nam a22001337a 4500
082			_a628 KRI-I4
100			_aKrishnan, Shibu _9945
245			_aIntroduction to sustainable engineering
250			_a4
260			_aKollam _bPKC _c2018
300			_a253p.
650			_aSustainable _9946
942			_cBK
999			_c5018 _d5018