Ullah, M. S., & Mashreky, D. S. R. (2010). Rural mothers' perceptions of play for children's learning and development in Bangladesh. BRAC University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ullah, MD Shahid, و Dr. Saidur Rahman Mashreky. Rural Mothers' Perceptions of Play for Children's Learning and Development in Bangladesh. BRAC University, 2010.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ullah, MD Shahid, و Dr. Saidur Rahman Mashreky. Rural Mothers' Perceptions of Play for Children's Learning and Development in Bangladesh. BRAC University, 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.