Widiatmoko
Fakultas Teknik Universitas Indonesia, 2000
UI - Skripsi (Membership)
Banks, Jerry
Prentice-Hall, 1996
Buku Teks
by Jerry banks, John S. Carson II, Barry L. Nelson and David M. Nicol
Pearson Prentice Hall, 2005
Buku Teks
Robinson, Stewart
John Wiley & Sons, 2004
Buku Teks
Smart, W.M.
Cambridge University, 1962
Buku Teks