Tussy, Alan S., author
Brooks/Cole, 2000
Buku Teks
Gaughan, Edward, author
Brooks/Cole, 1970
Buku Teks
Mueller, Francis J., author
Prentice-Hall, 1979
Buku Teks
Merchant, Charles J., author
Harper & Row, 1971
Buku Teks
Zuckerman, Martin M., author
John Wiley & Sons, 1980
Buku Teks