000 00341nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e105239
_aMAIN
041 _aEnglish
082 _a372.357 T329P
100 _aThani, Yograj
245 0 _aParyavaran shiksha
260 _aNew Delhi
_bLakshya
_c2004
300 _a74p p.
942 _cBK
999 _c117556
_d117556