Opel, A., Zaman, S. S., Khanom, F., Aboud, F. E., & Institute of Education Development, B. U. (2016). Evaluation of a mathematics program for preprimary children in rural Bangladesh. © 2012 Elsevier Ltd.
芝加哥风格引文Opel, Aftab, Syeda Sazia Zaman, Ferdousi Khanom, Frances E. Aboud, 与 BRAC University Institute of Education Development. Evaluation of a Mathematics Program for Preprimary Children in Rural Bangladesh. © 2012 Elsevier Ltd, 2016.
MLA引文Opel, Aftab, et al. Evaluation of a Mathematics Program for Preprimary Children in Rural Bangladesh. © 2012 Elsevier Ltd, 2016.
警告：这些引文格式不一定是100％准确.