TY - BOOK AU - Marten Gerald G TI - Human ecology: basic concepts for sustainable development SN - 1-85383-714-8 U1 - 304.2 PY - 2001/// CY - London PB - Earthscan KW - Biotic communities KW - Human ecology KW - Human-animal relationships KW - Human-plant relationships KW - Nature KW - Sustainable development ER -