Hambler, Clive, 1960-
Conservation
Cambridge University Press , 2013
 Buku Teks
Conservation and agriculture
edited by Joan Davidson and Richard Lloyd
John Wiley & Sons, 1979
 Buku Teks
Dasmann, Raymond F. (Raymond Fredric)
Environmental conservation
John Wiley & Sons, 1972
 Buku Teks
Spellerberg, Ian F.
Biological conservation
Cambridge University Press, 1992
 Buku Teks
Larkham, Peter J.
Conservation and the city
Routledge, 1996
 Buku Teks