Kaur, Baljit. “A Study of Barriers to Environmentally Sustainable Practices in Hotel Businesses in Punjab, India: Preliminary Findings”. Academica Turistica - Tourism and Innovation Journal 14, no. 1 (August 16, 2021). Accessed May 4, 2024. https://academica.turistica.si/index.php/AT-TIJ/article/view/260.