Donny Dhirgantoro, author
Kompas Gramedia, 2011
Buku Teks
Purnama, author
1996
UI - Skripsi (Membership)
Tambunan, Erwin Immanuell, author
1987
UI - Skripsi (Membership)
Sheldon, Sidney, author
Gramedia Pustaka Utama, 1993
Buku Teks
[Universitas Indonesia, ], 2006
UI - Skripsi (Membership)