Routledge, 1993
Buku Teks
Claudia W. Ruitenberg
Springer, 2012
eBooks
Haidar Bagir, author
2004
UI - Disertasi (Membership)
Barrow, John D., author
Oxford University Press , 1998
Buku Teks
Banerjee, Nikunja Vihari, author
George Allen and Unwin, 1958
Buku Teks