TY - BOOK TI - Nature's economy: a history of ecological ideas U1 - Recommended AU - Worster, Donald PB - Cambridge University Press UR - https://ebookcentral.proquest.com/lib/keeleuni/detail.action?docID=1218078 PY - 1994 CY - Cambridge SN - 0521468345 U3 - 991002623779702986 ET - 2nd ed ER -