000
00331nam a2200133Ia 4500
008
240112s9999 xx 000 0 und d
082
_a
CHO-C6
_b
587
100
_a
Chopra, G L
245
0
_a
Class book of pteridophyta
250
_a
6
260
_a
Jullundur
_b
Hari Singh & Bros
_c
1960
650
_a
Pteridophyta; Botany
942
_c
BK
999
_c
8153
_d
8153