Abdullahi, I. I. (2016). Economic relationship between child labour, poverty, school enrolment and economic growth in developing countries.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Abdullahi, Idris Isyaku. Economic Relationship Between Child Labour, Poverty, School Enrolment and Economic Growth in Developing Countries. 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Abdullahi, Idris Isyaku. Economic Relationship Between Child Labour, Poverty, School Enrolment and Economic Growth in Developing Countries. 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.