000 00297nam a2200109Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
100 _aBenny, Joseph
245 0 _aEnvironmental udies
260 _aTata mcgraw hill company Ltd
_bNew Delhi
_c2006
300 _a813p.
_b0
650 _aCOMPUTER SCIENCE
999 _c132359
_d132359