prescott-allen,
what's wildlife worth ? economic contributions of wild plant: s and animals to developing countries/ robert; - 1 - uk: earthscan 1982, - 90, 20
no index
includes references
0-905347-35-8 (paper back):
--mutiple authors
333 951 3 pre
what's wildlife worth ? economic contributions of wild plant: s and animals to developing countries/ robert; - 1 - uk: earthscan 1982, - 90, 20
no index
includes references
0-905347-35-8 (paper back):
--mutiple authors
333 951 3 pre