Awad, Elias M., author
Prentice-Hall International, 1980
Buku Teks
Dickmann, Robert A., author
Wiley-Interscience, 1971
Buku Teks
Clark, Frank J., author
Prentice-Hall, 1972
Buku Teks
Passen, Barry J., author
John Wiley & Sons, 1978
Buku Teks
Orilia, Lawrence S., author
Tokyo McGraw-Hill Kogakusha c.1979,
Buku Teks