ANDERSON DAVID R. (2001). STATISTICS FOR BUSINESS AND ECONOMICS AND C D (9TH.). Cengage Learning.
Cita Chicago (17th ed.)ANDERSON DAVID R. STATISTICS FOR BUSINESS AND ECONOMICS AND C D. 9TH. Cengage Learning, 2001.
Cita MLA (9th ed.)ANDERSON DAVID R. STATISTICS FOR BUSINESS AND ECONOMICS AND C D. 9TH. Cengage Learning, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.