Basil, P. T., ve L. Ndijuye. “Experience-Based School Principals’ Perspectives on the Development of and Roles of Social Relationships on Tanzania’s Pre-Primary School children’s Learning”. Erken Çocukluk Çalışmaları Dergisi, c. 2, sy 3, Ekim 2018, ss. 571-9, doi:10.24130/eccd-jecs.196720182397.