Lal Bahadur Singh. माध्यामिक तहमा सञ्चार प्रविधिको उपयोग. Surkhet J. [Internet]. 2025 Nov. 11 [cited 2025 Dec. 7];4(1):329-46. Available from: https://nepjol.info/index.php/surkhetj/article/view/86244