Dickson, T.R., author
John Wiley & Sons, 1975
Buku Teks
Barrow, Gordon M., author
McGraw-Hill, 1979
Buku Teks
Andrews, Donald H., author
Wiley Eastern, 1965
Buku Teks
Brady, James E., author
John Wiley & Sons, 1988
Buku Teks
Paul, Martin A., author
Harcourt, Brace & World, 1967
Buku Teks