Leece, Sharon
Periplus, 2003
Buku Teks
William Warren ... [and others] ; phographer, Luca Invernizzi Tettoni
Periplus editions, 1997
Buku Referensi
Reyes, Elizabeth V.
Periplus, 2000
Buku Teks
Marsden, Jane Doughty
Periplus, 2002
Buku Teks
Beal, Gillian
Periplus, 2003
Buku Teks