Ajay B. Raval, and Harshad B. Choksi. 2018. “An Effectiveness of CBPL in Teaching Social Science Subject for Students of Standard VIII in Context of Scholastic Achievement”. Research Ambition an International Multidisciplinary E-Journal 2 (IV):42-47. http://researchambition.com/RA/index.php/ra/article/view/68.