Larsen, Richard J.
Prentice-Hall, 1996
Buku Teks
Rohatgi, V.K., author
John Wiley & Sons, 1976
Buku Teks
Runyon, Richard P., author
Ill. Richard D. Irwin , 1982
Buku Teks
Walpole, Ronald E., author
Macmillan, 1968
Buku Teks
Allen, R.G.D., author
Hutchinson University Library, 1972
Buku Teks