Shastri, K. K. (2013). વ્યાખ્યાન 2 : આદિમ જાતિઓ. Vidyapith (વિદ્યાપીઠ), 51(3-4), 67–81. Retrieved from http://journal.gujaratvidyapith.org/index.php/vp/article/view/199