Ferguson, G. A. (1966). Statistical analysis in psychology and education (2d ed.). McGraw-Hill.
Chicago-viite (17. p.)Ferguson, George Andrew. Statistical Analysis in Psychology and Education. 2d ed. New York: McGraw-Hill, 1966.
MLA-viite (9. p.)Ferguson, George Andrew. Statistical Analysis in Psychology and Education. 2d ed. McGraw-Hill, 1966.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.