000 00303nam a2200121Ia 4500
100 _aSunder, I & Vijayan, S
020 _a978-81-7625-878-4
942 _cBK
245 _aPrinciples of environment education
260 _aSarup & sons, New Delhi
_c2008
082 _a301.307 Sun/Vij
300 _avii,207p
999 _c41760
_d41760