Korn, Granino A.
McGraw-Hill Book, 1977
Buku Teks SO
Gear, Charles William, 1935-
McGraw-Hill, 1985
Buku Teks
Nilles, Jack M.
Reston Publishing, 1983
Buku Teks
Brandt, S.
Springer-Verlag, 1994
Buku Teks
Crawford, Chris
Osborne McGraw-Hill, 1984
Buku Teks