00670nam a2200229 a 4500 20260717091058.0 260717s1198 ii 000 0 eng d 0050032038 eng Tivy, Joy Human impact on the ecosystem / Tivy, Joy New York : Oliver And Boyd Publisher, 11982. 243 p. : ill. ; 24 cm. Conceptual frameworks in geography. Indice. Naturaleza -- Efectos del hombre sobre la Ecologia humana Hombre -- Influencia sobre la naturaleza. O'Hare, Greg Rooke, Ann BK 22753 22753 0 0 ddc 0 0 DC BKBCL BKBCL 1983-07-25 89.65 0 304.2 TIV 14079 2026-07-17 09:10:58 89.65 2026-07-17 BK