Kececioglu, Dimitri
Prentice-Hall, 1991
Buku Referensi
Timings, Roger Leslie, 1927-
Longman, 1991
Buku Teks SO
edited by J.R. James & P.S. Hall
Peter Peregrinus on behalf of the Institution of Electrical Engineers, 1989
Buku Referensi
Mokashi, V.S.
Tata McGraw-Hill, 1995
Buku Teks SO
Meriam, James L.
John Wiley & Sons, 2008
Buku Teks SO