Soin, Sarv Singh, author
McGraw-Hill, 1992
Buku Teks
Soin, Sarv Singh, author
McGraw-Hill, 1993
Buku Teks
Warouw, Maria Maudy Magdalena Th., author
1986
UI - Skripsi (Membership)
Ingle, Sud, author
Pustaka Sinar Harapan, 1993
Buku Referensi
Goetsch, David L., author
Prenhallindo, 2002
Buku Teks