Bell, Simon
Design for outdoor recreation
Taylor and Francis, 2008
Buku Teks
Trasar-Cepeda, Carmen, editor
Soil enzymology in the recycling of organic wastes and environmental restoration
Springer, 2012
eBooks
Maribeth Erb
Ecotourism and environmental conservation in western flores: who benefits? / Maribeth Erb
2001
Artikel Jurnal
Maribeth Erb
Ecotourism and environmental conservation in western flores: who benefits? / Maribeth Erb
2001
Artikel Jurnal
Elliot, Robert
Faking nature: the ethics of environmental restoration / Robert Elliot ; edited, Andrew Brennan
Routledge, 1997
Buku Teks