Bhatt, A. “સામાજિક સંશોધનનાં મૂળતત્વો”. Vidyapith (વિદ્યાપીઠ), vol. 47, no. 4, Dec. 2009, pp. 24-38, http://journal.gujaratvidyapith.org/index.php/vp/article/view/522.