editor, Susanna Van Rose
Balai Pustaka, 1997
Buku Referensi
Elex Media Komputindo, 2013
Buku Teks
Hong, Jaecheol, author
Elex Media Komputindo, 2013
Buku Teks
Oxlade, Chris, author
Mustard, 1999
Buku Referensi
editor in chief, Charles A. Ford
Encyclopedia Britannica Educational Corporation, 1969
Buku Referensi