APA (7e ed.) Bronvermelding
Welkowitz, J., Ewen, R. B., & Cohen, J. (2000). Introductory statistics for the behavioral sciences (5th ed.). Harcourt Brace College Publishers.
Chicago (17e ed.) Bronvermelding
Welkowitz, Joan, Robert B. Ewen, en Jacob Cohen. Introductory Statistics for the Behavioral Sciences. 5th ed. Fort Worth: Harcourt Brace College Publishers, 2000.
MLA (9e ed.) Bronvermelding
Welkowitz, Joan, et al. Introductory Statistics for the Behavioral Sciences. 5th ed. Harcourt Brace College Publishers, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.