Khairul Amri, author
2008
UI - Tesis (Open)
Anderson, Norman A., author
Chilton Book Company, 1980
Buku Teks
Anderson, Norman A., author
Chilton Book Company, 1972
Buku Teks
edited by Stephen A. Dyer
John Wiley & Sons, 2001
Buku Referensi
Doebelin, Ernest O., author
McGraw-Hill , 1983
Buku Teks