Smith, Alpheus W., author
McGraw-Hill, 1979
Buku Teks
Armstrong, James W., author
Macmillan, 1976
Buku Teks
Wolf, Paul R., author
McGraw-Hill Kogakusha, 1974
Buku Teks
Robinson, Arthur H., author
John Wiley & Sons, 1978
Buku Teks
Pignani, Tullio J., author
Harcourt, Brace, and World, 1968
Buku Teks