De Guzman, L. S. Characteristics of high and low achievers in high school integrated science.
Chicago Style (17. basım) AtıfDe Guzman, Ligaya Sison. Characteristics of High and Low Achievers in High School Integrated Science. Quezon City, 1975.
MLA (9th ed.) AtıfDe Guzman, Ligaya Sison. Characteristics of High and Low Achievers in High School Integrated Science.
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