Mason, R. D. (1990). Statistical techniques in Business and economics: / Robert D. Mason, Douglas A. Lind (7th ed.). Irwin.
Chicago-viite (17. p.)Mason, Robert D. Statistical Techniques in Business and Economics: / Robert D. Mason, Douglas A. Lind. 7th ed. Homewood, Il.: Irwin, 1990.
MLA-viite (9. p.)Mason, Robert D. Statistical Techniques in Business and Economics: / Robert D. Mason, Douglas A. Lind. 7th ed. Irwin, 1990.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.