Harrison, Richard
Churchile Livingstone, 2001
Buku Teks
Criddle, Evan J
Cambridge University Press, 2016
eBooks
Fakultas Teknik Universitas Indonesia, 1992
UI - Skripsi Membership
edited by Rifat Latifi, Ronald K. Poropatich, George J. Hadeed
Artech house, 2011
Buku Teks SO
USAID, 2007
Buku Teks