Agnes Jessica, author
Gramedia, 2004
Buku Teks
Wilson, Hugo, author
Dorling Kindersley, 1993
Buku Referensi
Rene Suhardono, author
Kompas, 2013
Buku Teks
A & C Black Publishers, 2006
Buku Referensi
Day, Paul, author
Chartwell Books, 2015
Buku Referensi