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https://eduschool40.blog/2018/06/30/%d8%b9%d9%84%d9%85-%d8%a7%d9%84%d8%a7%d8%ac%d8%aa%d9%85%d8%a7%d8%b9-%d9%88-%d8%a3%d9%87%d8%af%d8%a7%d9%81%d9%87/
علم الاجتماع و أهدافه