Hoag, John D., author
George Braziller, 1963
Buku Teks
Sutton, Ian, author
TThames & Hudson, 2001
Buku Teks
Hoag, John D., author
Faber, 1987
Buku Teks
Risebero, Bill, author
MIT Press, 2001
Buku Teks
Raeburn, Michael, edited
Crescent Books, 1980
Buku Referensi