Apt, Krzysztof R.
Cambridge University Press, 2003
Buku Teks SO
edited by Stan A. David, Tarasankar DebRoy, John C. Lippold, Herschel B. Smartt, John M. Vitek
ASM International, 2006
eBooks
Nicolas Beldiceanu, editor
[, Springer-Verlag], 2012
eBooks
Buku Teks
Ikatan Ahli Ekonomi Islam Indonesia, 2005
Buku Teks