000			00424nam a22001577a 4500
008			170713b xxu||||| |||| 00| 0 eng d
020			_a9788131304563
082			_223 _a577 _bJOS
100			_aJoshi, P. C.
245			_aA textbook of environmental science
250			_a1st ed.
260			_aNew Delhi _bAPH Publishing Corporation _c2009
300			_avi, 308p. _c24cm.
650			_2Environment Science
942			_2ddc _cBK
999			_c9634 _d9634