edited by Michael Raeburn
Crescent Books, 1980
Buku Referensi
Jordan, R. Furneaux
Thames, [Date of publication not identified]
Buku Teks
Risebero, Bill
MIT Press, 2001
Buku Teks
Gloag, John
George Allen & Unwin, [1958]
Buku Teks
Norberg-Schultz, Christian
Praeger, 1975
Buku Teks