Wolfram, Stephen
Mathematica : a system for doing mathematics by computer / Stephen Wolfram
Addison-Wesley, 1991
 Buku Teks SO
Mathiot, Madeleine
An approach to the cognitive study of language
Indiana University Press, 1968
 Buku Teks SO
Botha, Rudolf P.
Language evolution : the windows approach
Cambridge University Press, 2016
 Buku Teks SO
Eberhard, Wolfram
Chinas Geschichte /Wolfram Eberhard
Franche Ag, 1948
 Buku Teks SO
Eberhard, Wolfram
A History of China / Wolfram Eberhard,
Routledge & Kegan Paul, 1952
 Buku Teks SO