Baglivo, Jenny A., author
Society for Industrial and Applied Mathematics, 2005
eBooks
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
Hogg, Robert V., author
Pearson Prentice-Hall, 2005
Buku Teks