Brenan, Gerald, author
At The University Press, 1951
Buku Teks
Janson, H.W.
Prentice-Hall, 1966
Buku Referensi
Peyser, Ethel, author
G.P. Putnam's Sons, 1956
Buku Teks
Pollack, Peter, author
Harry N. Abrams, [1958]
Buku Referensi
Sorensen, Bent, author
Earthscan, 2011
Buku Teks