Haber, Audrey
General statistics
Addison-Wesley, 1973
 Buku Teks SO
Djarwanto
Statistik nonparametrik
BPFE, 1997
 Buku Teks SO
Gallagher, Charles A.
Quantitative methods for business decisions / Charles A. Gallagher, Hugh J. Watson
McGraw-Hill International Book Company, 1980
 Buku Teks
Harnett, Donald L.
Statistical methods for business and economics / Donald L. Harnett and Ashok K. Soni
Addison-Wesley, 1991
 Buku Teks SO
Beach, Leslie R.
Psychology in business / Leslie R. Beach, Elon L. Clark
McGraw-Hill Book , 1959
 Buku Teks