000 00319pam a2200121 a 4500
020 _c
041 _h
100 _aDr. Punam Sharma,
_eauthor.,
245 _aUGC NET/SET ( JRF & LS ) Environmental Science Paper- II & III
_hTextual Documents
260 _a[s.l]:
_bNatraj Publishers.
300 _a576.
930 _a2629
999 _c248480
_d248480