Gribachov, Nikolai
Foreign Languages Publishing House, [date of publication not identified]
Buku Teks SO
Bear, Gerg
Legend, 1992
Buku Teks SO
Muller, Wolfgang D.
New York: Criterion Books, 1957
Buku Teks
Wheeler, Ofral
E.P. Dattor, 1952
Buku Teks SO
Sheldon, Sidney
Warner Books, 1992
Buku Teks SO