000 00321nam a2200133Ia 4500
008 170912s9999 xx 000 0 und d
082 _a PAN/A
100 _aPANDEY S N
100 _aTRIVEDI P S
245 2 _aA TEXTBOOK OF PTERIDOPHYTA
260 _bVIKAS PUBLISHING HOUSE PVTLTD
_c1995
300 _a251
942 _cTB
999 _c33196
_d33196