Umali, L. B. (1994). Reasoning abilities of selected high school students.
Chicago Style (17. basım) AtıfUmali, Lornimita Beltran. Reasoning Abilities of Selected High School Students. 1994.
MLA (9th ed.) AtıfUmali, Lornimita Beltran. Reasoning Abilities of Selected High School Students. 1994.
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