APA Style
Newbold, P. et al (2007).
Statistics for Business and Economics (6th Ed).
Upper Saddle River, New Jersey:
Pearson Prentice Hall.
MLA Style
Newbold, Paul. et al.
"Statistics for Business and Economics".
6th Ed
Upper Saddle River, New Jersey:
Pearson Prentice Hall,
2007.
Books.