Gaya APA
Bowerman, B, L. et al
(2011).
Business Statistics in Practice
.
Palangkaraya:
Mc Graw Hill _2.
Gaya MLA
Bowerman, Bruce, L.. et al.
"Business Statistics in Practice".
Palangkaraya:
Mc Graw Hill _2,
2011.
Buku Teks.