Goel, A. “THE EFFICACY OF CIRCUIT TRAINING IN INCREASING MUSCLE ENDURANCE AMONG GRADE FIVE MALES IN A PRIMARY SCHOOL”. International Journal of Behavioral Social and Movement Sciences Established in March 2014 | Published Quarterly (March, June, September, December), vol. 8, no. 1, Mar. 2019, pp. 30-36, https://ijobsms.org/index.php/ijobsms/article/view/480.