Tester, Keith
Routledge, 1992
Buku Teks
Muhammad A.S. Hikam
LP3ES, 1996
Buku Teks
White, Gordon
Clarendon Press, 1996
Buku Teks
edited Nancy L. Rosenblum and Robert C. Post
Princeton University Press , 2002
Buku Teks
edited by Patrick Baert, Sokratis M. Koniordos, Giovana Procacci, Carlo Rizza
Routledge Kegan Paul, 2010
Buku Teks