Managing crisis / edited by David Warner and David Palfreyman
Open University Press,, 2003
 Buku Teks
A Manual of nature conservation law/ edited by Michael Fry
Clarendon Press, 1995
 Buku Teks
nature of art / edited by John Gassner and Sidney Thomas
Crown, 1964
 Buku Teks
Nature tourism: managing for the environment / edited by Tensie Whelan
Island Press, 1991
 Buku Teks
A companion to the gothic / edited by David Punter
Blackwell Publishers, 2000
 Buku Teks
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