Fleming H Revel Co., 1947
Buku Teks
Cohen, J.M. (John Michael), 1903-1989, author
Allen Lane, 1980
Buku Referensi
Cohen, J.M. (John Michael), 1903-1989, author
Penguin Books, 1971
Buku Referensi
Wood, James, author
Warner , 1958
Buku Referensi
Bartlett, John, author
Routledge and Kegan Paul, 1955
Buku Referensi