Lindsay, Robert, author
Richard D. Irwin, 1966
Buku Teks
Chambers, Raymond J., author
Sweet & Maxwell, 1953
Buku Teks
Brigham, Eugene F., 1930-, author
The Dryden Press, 1994
Buku Teks
Brigham, Eugene F., 1930-, author
The Dryden Press, 1991
Buku Teks
Emery, Douglas R., author
Prentice-Hall, 1997
Buku Teks