Harris, Forest K.
Wiley Eastern, 1974
Buku Teks
Popov, Vladimir V., author
Mir Publishers, 1970
Buku Teks
Tiedemann, Arthur T.
Allyn and Bacon, 1967
Buku Teks
Karandeev, K. B. (Konstantin Borisovich), 1907-1969, author
Peace Publishers, 1966
Buku Teks
Braccio, Michael
Reston Publishing Company, Inc., 1978
Buku Teks