000
00298nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Swanson ( Timothy M) and Barbier ( Edward B)
245
0
_a
Economics for the Wilds
260
_b
Earths can
260
_c
1992
365
_b
698
942
_c
BK
999
_c
216881
_d
216881