Johnson, Carol, author
Allen and Unwin, 1989
Buku Teks
Zainah Anwar, author
Yayasan Mohamed Noah; Petaling Jaya, Selangor, Malaysia , 2011
Buku Referensi
Klaveness, Jan O`Donnell, author
Macmillan, 1983
Buku Teks
Metford, J.C.J., author
Thames and Hudson, 1983
Buku Referensi
Yalouris, Nikolas
England : Westerham Press, 1975
Buku Teks