edited by Neera Chandhoke, Sanjay Kumar Agrawal
Routledge, 2013
Buku Teks
Andreas Santoso
Fakultas Teknik Universitas Indonesia, 1993
UI - Skripsi Membership
Artikel Jurnal
Paulus Wirutomo
2011
Artikel Jurnal
Luper, Steven
Mayfield Publishing Company, 1999
Buku Teks