Ferguson, G. A. (1971). Statistical analysis in psychology & education (3rd ed.). McGraw-Hill.
Chicago Style aipamenaFerguson, George A. Statistical Analysis in Psychology & Education. 3rd ed. New York: McGraw-Hill, 1971.
MLA aipamenaFerguson, George A. Statistical Analysis in Psychology & Education. 3rd ed. McGraw-Hill, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.