000 00374nam a2200145Ia 4500
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040 _e204160
_aMAIN
041 _aEnglish
082 _a372.357 S64T
100 _aSingh, Y K
245 0 _aTeaching of enironmental science
260 _aNew Delhi
_bAPH Publishing Corporation
_c2009
300 _avi, 366 p.
942 _cBK
999 _c173834
_d173834