Kumar, Sushil, and Dr. Sanjay Nibhoria. “Assessment of HACCP Application and Knowledge of Food Handlers in Five Star Categorized Hotels of Delhi-NCR”. Innovative Research Thoughts, vol. 3, no. 11, Dec. 2017, pp. 598-12, https://irt.shodhsagar.com/index.php/j/article/view/1255.