Ullah, M. S., & Mashreky, D. S. R. (2010). Rural mothers' perceptions of play for children's learning and development in Bangladesh. BRAC University.
Lua i Stíl Chicago (17ú heag.)Ullah, MD Shahid, agus Dr. Saidur Rahman Mashreky. Rural Mothers' Perceptions of Play for Children's Learning and Development in Bangladesh. BRAC University, 2010.
Lua MLA (8ú heag.)Ullah, MD Shahid, agus Dr. Saidur Rahman Mashreky. Rural Mothers' Perceptions of Play for Children's Learning and Development in Bangladesh. BRAC University, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.