000 00503nam a2200145Ia 4500
008 180906s9999 xx 000 0 und d
020 _a9.78819E+12
040 _cSerosoft Solutions
100 _aSingh Pratibha.
245 0 _aText Book Of Environment And Ecology/ Pratibha Singh Anoop Singh And Piyush Malaviya.
260 _bNew Delhi: Acme Learning 2009
440 _v0
546 _aENG
690 _aEcology;"Environmental Pollution";"Natural Resources";"Environmental Biology";"Ecological Sciences"
999 _c2496
_d2496