Mason, R. D. (1999). Study guide for use with Statistical techniques in business and economics. Irwin/McGraw-Hill.
Trích dẫn kiểu ChicagoMason, Robert Deward. Study Guide for Use With Statistical Techniques in Business and Economics. Irwin/McGraw-Hill, 1999.
Trích dẫn MLAMason, Robert Deward. Study Guide for Use With Statistical Techniques in Business and Economics. Irwin/McGraw-Hill, 1999.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.