Gaya APA
Bowerman, B, L, B, B, L.
(2007).
Business statistics in practice.--
(
Ed. 4.--)
.
America:
McGraw-Hill.
Gaya MLA
Bowerman, Bruce, L., Bowerman,, Bruce, L..
"Business statistics in practice.--".
Ed. 4.--
America:
McGraw-Hill,
2007.
Buku.