Firth, C. Barry, author
McGraw-Hill, 1979
Buku Teks
Baer, Chales J., author
McGraw-Hill, 1980
Buku Teks
Traister, John E.
Reston Publishing , 1979
Buku Teks
Snow, Charles W.
Prentice-Hall, 1976
Buku Teks
Voisinet, Donald D., author
Prentice-Hall, 1983
Buku Teks