Hamburg, Morris
Harcourt Brace Javanovich , 1974
Buku Teks
Cressie, Noel A. C.
John Wiley & Sons, 1993
Buku Teks
Aczel, Amir D., author
Irwin, 1995
Buku Teks
J. Supranto, author
Erlangga, 1996
Buku Teks
McClave, James T., author
Dellen Publishing, 1979
Buku Teks