Finkel, Jules
John Wiley & Sons, 1975
Buku Teks SO
Eadie, Donald
Prentice-Hall, 1982
Buku Referensi
Arnold, Ken
Elsevier, 2004
Buku Teks
edited by Steve Renals, Hervé Bourlard, Jean Carletta, and Andrei Popescu-Belis
Cambridge University Press, 2012
Buku Teks
McKay, Charles W.
Prentice-Hall, 1981
Buku Teks