Toynbee, Arnold J., author
Oxford University Press, 1955
Buku Teks
Gelb, Ignace Jay, author
The University of Chicago , 1963
Buku Teks
Yule, George, author
Cambridge Cambridge University , 2006
Buku Teks
Toynbee, Arnold J., author
Oxford University Press, 1954
Buku Teks
Toynbee, Arnold J., author
Oxford University Press, 1946
Buku Teks