J.B. Kristanto
Kompas, 2004
Buku Teks
Boggs, Joseph M.
Mountain View, Ca. Mayfield Publishing 1995,
Buku Teks
Anderson, Joseph L.
Rutland Charles E Tuttle 1959
Buku Teks
Quinlan, David
Mandarin, 1994
Buku Referensi
Brown, Pam
Jakarta Gramedia Pustaka Utama 1994,
Buku Teks