Basic statistics
Michael S. Lewis-Beck, editor
Sage Publications, 1993
 Buku Referensi
Kaplan, Robert M.
Basic statistics :for the behavioral sciences
Allyn and Bacon , 1987
 Buku Teks
Bartz, Albert E
Basic statistical concept
Macmillan, 1981
 Buku Teks
Basic statistics with business appllications
John Wiley and Sons, Inc., 1967
 Buku Teks SO
Smith, Frank C.
Basic statistics for business economics
Richard D. Irwin, 1960
 Buku Teks SO