000
00296nam a2200133Ia 4500
008
180531s9999 xx 000 0 und d
020
_a
9790000000000
100
_a
NIJAGUNA (B T)
245
0
_a
Biogas Tehnology
250
_a
-
650
_a
Biogas
650
_a
Engineering
942
_c
BK
_0
27
999
_c
115268
_d
115268