O`Connor, Patrick J., author
Prentice-Hall, 1983
Buku Teks
Bohl, Marilyn, author
Science Research Associates, 1971
Buku Teks
Lee, Samuel C., author
Erlangga, 1987
Buku Teks
Minsky, Marvin Lee, 1927-, author
Prentice-Hall, 1967
Buku Teks
Organick, Elliott I., author
North Holland, 1978
Buku Teks