APA-viite (7. p.)
DUPPER, D. (1995). PREVENTING SCHOOL DROPOUTS: GUIDELINES FOR SCHOOL SOCIAL WORK PRACTICE.
Chicago-viite (17. p.)
DUPPER, D.R. PREVENTING SCHOOL DROPOUTS: GUIDELINES FOR SCHOOL SOCIAL WORK PRACTICE. 1995.
MLA-viite (9. p.)
DUPPER, D.R. PREVENTING SCHOOL DROPOUTS: GUIDELINES FOR SCHOOL SOCIAL WORK PRACTICE. 1995.
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