000 00291nam a2200121Ia 4500
001 24361
008 170722s9999 xx 000 0 und d
100 _aMatthews, William H.
245 _aMan's impact on treotrial and oceanic ecosystems /
250 _aEd
260 _c1972.
942 _cGEN
999 _c86357
_d86357