000 00308nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a587 PAR/A
100 _aPARIHAR N S
245 3 _aAN INTRODUCTION TO EMBRYOHYTA PTERIDOPHYTES
260 _bS CHAND AND COMPANY LTD
_c1988
300 _a331
942 _cTB
999 _c33223
_d33223