Ferguson, G. A. (1981). Statistical analysis in psychology and education (5th ed.). National Book Store.
Čikaški stil citiranja (17. izdanje)Ferguson, George Andrew. Statistical Analysis in Psychology and Education. 5th ed. Manila: National Book Store, 1981.
MLA način citiranja (9. izdanje)Ferguson, George Andrew. Statistical Analysis in Psychology and Education. 5th ed. National Book Store, 1981.
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