000
00273nam a2200121Ia 4500
008
161121s9999 xx 000 0 und d
100
_a
DALTON (GE)
245
0
_a
Study of agriculture systems
260
_c
Applied Scientific
365
_b
0
650
_a
NIL
942
_c
BK
999
_c
90522
_d
90522