Agarwal, P.C., and I.B. Agarwal. “A Study of the Working Style of Different Types of Institutes and Attitude of Entrant Science Students of Class XI”. SCHOOL SCIENCE, vol. 55, no. 2-3, Sept. 2017, pp. p.42-46, http://ejournals.ncert.gov.in/index.php/SS/article/view/2498.