Humphrey, Thomas M.
Richmond, Va Federal Reserve Bank of Richmond, 1986
Buku Teks
Bergstrom, A.R.
John Wiley , 1978
Buku Teks
Zweig, Arnold
Berlin Aufbau 1959
Buku Teks
Chesterton, G. K. (Gilbert Keith), 1874-1936, author
Collins Clesr-Type Press, 1939
Buku Teks
Mann, Heinrich
Berlin [t.p.] 1956
Buku Teks