Nickerson, Robert C., author
Little, Brown & Co., 1984
Buku Teks
Bernard, Solomon Martin, author
Prentice-Hall, 1968
Buku Teks
Bernard, Solomon Martin, author
Prentice-Hall, 1968
Buku Teks
Graver, Robert T., author
Prentice-Hall, 1983
Buku Teks
Johnson, David L., 1935-, author
Addison-Wesley, 1986
Buku Teks