Voisinet, Donald D., author
Prentice-Hall, 1983
Buku Teks
Roe, L.B.
McGraw-Hill, 1972
Buku Teks
Lazar, Irwin, author
McGraw-Hill, 1980
Buku Teks
Traister, John E.
Reston Publishing , 1979
Buku Teks
McPartland, Joseph F., author
McGraw-Hill, 1984
Buku Referensi