White, Leslie A.
McGraw-Hill Book , 1959
Buku Teks
Moscati, Sabatino
Routledge & Kegan Paul, 1960
Buku Teks
Blois, Lukas de
Routledge, 1997
Buku Teks
Mossner, Ernest Campbell
Columbia University Press, 1943
Buku Teks
Childe, V. Gordon
Penguin Books , [1946]
Buku Teks