000
00280nam a2200121Ia 4500
008
170101s1956 xx 000 0 und d
082
_a
541.22 C23V
100
_a
CARTMELL, E
245
0
_a
Valency and molecular structure
260
_b
N.Y
_c
1956
300
_a
256p
942
_2
ddc
_c
B
999
_c
3660
_d
3660