Barr, Thomas H.
Prentice-Hall, 1998
Buku Teks SO
by William G. McCallum ... [and others]
Wiley, 2013
Buku Teks
by William G. McCallum ...[et all.]
John Wiley & Sons, Inc., 1996
Buku Teks SO
Bartle, Robert Gardner, 1927-
Scott, Foresman, 1968
Buku Teks
Sherwood, G.E.F.
Prentice-Hall, 1946
Buku Teks