000
00280nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
"Quispel (A), Ed"
245
0
_a
Biology of nitrogen fixtion
260
_b
North Holland
260
_c
1974
365
_b
10.00
942
_c
BK
999
_c
203372
_d
203372