Παραπομπή σε μορφή APA (7η εκδ.)
ROBERTS, T., & ET AL. (1995). A COMPARISON OF THE ATTITUDES TOWARD ALCOHOL AND DRUG USE AND SCHOOL SUPPORT BY GRADE LEVEL, GENDER, AND ETHNICITY.
Παραπομπή σε μορφή Chicago (17η εκδ.)
ROBERTS, T.G, και ET AL. A COMPARISON OF THE ATTITUDES TOWARD ALCOHOL AND DRUG USE AND SCHOOL SUPPORT BY GRADE LEVEL, GENDER, AND ETHNICITY. 1995.
Παραπομπή σε μορφή MLA (9th εκδ.)
ROBERTS, T.G, και ET AL. A COMPARISON OF THE ATTITUDES TOWARD ALCOHOL AND DRUG USE AND SCHOOL SUPPORT BY GRADE LEVEL, GENDER, AND ETHNICITY. 1995.
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