Smith, Lee H.
Statistical analysis for business A conceptual approach Lee H. Smith and Donald R. Williams
Belmont, Cal Wadsworth Pub. Co. c.1971,
 Buku Teks
Erickson, Roy V.
Study guide to accompany Smith's, statistical reasoning
Allyn and Bacon, 1985
 Buku Teks
Kuebler, Roy R.
Statistics: a beginning / Roy R. Kuebler and Harry Smith
John Wiley & Sons, 1976
 Buku Teks
Dixon, Wilfrid Joseph
Introduction to statistical analysis
McGraw-Hill, 1983
 Buku Teks
Dixon, Wilfrid Joseph
Introduction to statistical analysis
McGraw-Hill, 1983
 Buku Teks