TY - BOOK AU - Bill Willers TI - Unmanaged landscapes : voices for untamed nature SN - 0559636939 AV - QH 541.15.F73 W54U 1999 PY - 1999/// CY - Washington, D.C. PB - Island Press KW - FRAGMENTED LANDSCAPES KW - ECOSYSTEM MANAGEMENT N1 - Includes index ER -