Thorne, Michael
Benjamin Cumming, 1986
Buku Teks
Ford, William
Lexington D.C. Heath and Co., 1988
Buku Teks
Phillips, Charles L.
Prentice Hall International, Inc., 1997
Buku Teks
Phillips, Charles L.
Prentice Hall International, Inc., 1990
Buku Teks
Agus Supriyanto
Fakultas Teknik Universitas Indonesia, 1994
UI - Skripsi (Membership)