Lind, R. a., & Mason, D. (1997). Basic statistics using excel for use with statistical techniques in business and economics (9th ed.) and Basic statistics for business and economics (2nd ed.). Irwin.

Lind, Ronald a., and Douglas Mason. Basic Statistics Using Excel for Use with Statistical Techniques in Business and Economics (9th Ed.) and Basic Statistics for Business and Economics (2nd Ed.). Chicago: Irwin, 1997.

Lind, Ronald a., and Douglas Mason. Basic Statistics Using Excel for Use with Statistical Techniques in Business and Economics (9th Ed.) and Basic Statistics for Business and Economics (2nd Ed.). Irwin, 1997.