Priemel, Kim Christian, author
Oxford University Press, 2016
eBooks
Sawicki, George
Polonia Pub. House, 1957
Buku Teks
Devlin, Sir Patrick
Stevens & Sons Limited, 1956
Buku Teks
Toynbee, Arnold J., author
Oxford University Press , 1957
Buku Teks
Toynbee, Arnold J., author
Oxford University Press, 1948
Buku Teks