Spellerberg, Ian F., author
Cambridge University Press, 1992
Buku Teks
Dasmann, Raymond F. (Raymond Fredric), author
John Wiley & Sons, 1972
Buku Teks
edited by Serge A. Wich, Andrew J. Marshall
Oxford University Press, 2016
eBooks
Abrol, Dharam P., author
[, Springer], 2012
eBooks
edited by Joan Davidson and Richard Lloyd
John Wiley & Sons, 1979
Buku Teks