000 00425nam a2200169Ia 4500
008 211115s9999 xx 000 0 und d
020 _a81-211-0088-7
041 _aeng
082 _aG:5
_bN2
100 _aTiwari, S.C..
245 0 _aModern eology /
250 _a1st edn /
260 _aDehra Dun :
_bBishen Singh Mahendra Pal Singh.
300 _a727p ;
650 _aBiology <Geography > <ecology>
942 _cTB
999 _c20783
_d20783