सिं Sing अशोकमान Ashokman. “फोटोग्राफी प्रविधि : सङ्क्षिप्त इतिहास {Photography Techniques: A Brief History}”. SIRJANĀ – A Journal Of Arts and Art Education 4, no. 1 (December 1, 2017): 28–39. Accessed November 21, 2024. https://nepjol.info/index.php/sirjana/article/view/44507.