Minelli, Alessandro
Chapman & Hall, 1993
Buku Teks
Fautin, Daphne Gail, editor
Annual Review Inc., 1995
Buku Referensi
Daphne Gail Fautin, editor Douglas J. Futuyma, associate editor FrancesC. James, associate editor
Annual Review, 1996
Buku Referensi
Mayr, Ernst, author
Harvard University Press, 1999
Buku Teks
Jamieson, Barrie G.M., author
Cambridge University Press, 1991
Buku Teks