Weitere Bibliographie
•Αν. Κάτος (1986). Στατιστική. Εκδόσεις Παρατηρητής, σελίδες 708, Θεσσαλονίκη.
•Cangelosi V., Taylor P. and Rice P. (1983): Basic Statistics: A Real World Approach, West Publishing Company, New York.
•Grimm L.G. (1993): Statistical Applications for the Behavioural Sciences, John Wiley and Sons, Inc., Torondo.
•Weiss, N. And Hassett, M. (1991): Introductory Statistics, Addison-Wesley Publishing Com-pany, Reading.
•IBM (2011). SPSS Statistics 19. Statistical Procedures Companion [paperback], Marija Norusis & Inc. SPSS, ISBN -10: 0321748425.
•IBM (2011). SPSS Statistics 19. Guide to Data Analysis [paperback], Marija Norusis & Inc. SPSS, ISBN -10: 0321748417.