Shami, Imran, Nomana Anjum, Nazia Iftikhar, Shaista Babar, and Saima Manzar. “Comparitive Study of Energy and Water Conservation in Domestic Gas Geysers”. Nurture 5, no. 1 (December 30, 2011): 45–54. Accessed November 21, 2024. https://nurture.org.pk/index.php/NURTURE/article/view/57.