Opel, A., Zaman, S. S., Khanom, F., & Aboud, F. E. (2008). Effectiveness of a community-based child stimulation program in rural Bangladesh: ECD Research Report 5. Early Childhood Development Resource Centre, BRAC University.
Čikaški stil citiranja (17. izdanje)Opel, Aftab, Syeda Sazia Zaman, Ferdousi Khanom, i Frances E. Aboud. Effectiveness of a Community-based Child Stimulation Program in Rural Bangladesh: ECD Research Report 5. Dhaka: Early Childhood Development Resource Centre, BRAC University, 2008.
MLA način citiranja (8. izdanje)Opel, Aftab, et al. Effectiveness of a Community-based Child Stimulation Program in Rural Bangladesh: ECD Research Report 5. Early Childhood Development Resource Centre, BRAC University, 2008.
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