000
00293nam a2200133Ia 4500
008
230108s9999 xx 000 0 und d
100
_a
GALE
245
0
_a
World of SCIENTIFIC DISCOVERY
260
_b
GALE
260
_c
1994
365
_b
0.00
650
_a
General Knowledge
942
_c
BK
999
_c
254674
_d
254674