000 00373nam a2200145Ia 4500
999 _c15677
_d15677
020 _a8171694365
080 _aX-G 24/4
100 _aRao, V.K. and Reddy, R.S
245 _aEnvironmental education
260 _aNew Delhi
_bCommenwealth Publishers
_c2007
300 _a248p.
901 _a246152
942 _cB
_2udc