000 00272nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aRashid (A)
245 0 _aIntrd to pteridophyta
260 _b"Vikas, New Delhi"
260 _c1976
365 _b35.00
942 _cBK
999 _c201282
_d201282