Williamson, Richard E.
Prentice-Hall, 1979
Buku Teks
by William G. McCallum ... [and others]
Wiley, 2013
Buku Teks
Bradley, Gerald L.
Prentice-Hall, 1999
Buku Teks
Barr, Thomas H.
Prentice-Hall, 1998
Buku Teks
Cullen, Charles G.
PWS-Kent Publishing, 1991
Buku Teks