TY - BOOK AU - Newell,Wayne L. TI - Understanding natural systems: a perspective for land-use planning in Appalachian Kentucky U1 - 557.308 PY - 1978/// CY - Washington, D.C. PB - U.S. Geological Survey KW - Geology KW - Kentucky KW - Land use KW - Planning N1 - Bibliography: p. 49-50 ER -