Mayr, Ernst
Systematics and the origin of species from the viewpoint of azoolohist
Harvard University Press, 1999
 Buku Teks
Romeo, Luigi
Ecce homo A lexicon of man
Amsterdam John Benjamins 1979
 Buku Referensi
Ruse, Michael
Evolutionary naturalism: selected essays / Michael Ruse
Routledge, 1994
 Buku Teks SO
Hasselaar, J.M.
Erfzon de vrijheid Original sin and freedom of man
s-Gravenhage Bookencentrum 1953
 Buku Teks
Hewes, Gordon W.
The origin of man
Burgess Pub. Co., 1973
 Buku Teks SO