Zasloff, Joseph Jermiah
Verlagshaus Amerikanischen, 1952
Buku Teks
Lenin, Vladimir I.
Foreign Languages Publishing House , [date of publication not identified]
Buku Teks SO
Sitkoff, Harvard
Oxford University Press, 2000
Buku Teks
Kindleberger, Charles P., 1910-2003
New York, N.Y. , Massachusetts Institute of Technology and John Wiley & Sons
Buku Teks
Kosaka, Masataka
Kodansha International , 1972
Buku Teks SO