Ryan, J. M., Hess, R. K., & Freed, M. N. (1991). Handbook of statistical procedures and their computer applications to education and behavioral sciences. American Council on Education/Macmillan.
Citace podle Chicago (17th ed.)Ryan, Joseph M., Robert K. Hess, a Melvyn N. Freed. Handbook of Statistical Procedures and Their Computer Applications to Education and Behavioral Sciences. New York: American Council on Education/Macmillan, 1991.
Citace podle MLA (9th ed.)Ryan, Joseph M., et al. Handbook of Statistical Procedures and Their Computer Applications to Education and Behavioral Sciences. American Council on Education/Macmillan, 1991.
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