Guptha, L.S.N.
Tata McGraw-Hill, 1981
Buku Teks
Cain, Tubal
Argus Books, 1994
Buku Teks
Schlayer, Werner
German: Leipzig, 1964
Buku Teks
R. Kohar
Fakultas teknik Universitas tridinanti palembang, 2014
Artikel Jurnal
Hasan Hariri
1997
UI - Tesis Membership