000
00250nam a2200109Ia 4500
008
160710s1994 xx 000 0 und d
100
_a
GAOD,K.
245
_a
CHEMISTRY
260
_b
UNIVERSITY OF BOTH SCIENCE
_c
1994
300
_a
611
942
_2
ddc
_c
B
999
_c
53744
_d
53744