น้ำทับทิม น. and ณ ถลาง ช. 2019. AN APPROACH TO THE DEVELOPMENT OF GASTRONOMY TOURISM ROUTE IN BANGKOK NOI, BANGKOK YAI, AND KHLONG SAN DISTRICTS. Journal of Yanasangvorn Research Institute Mahamakut Buddhist University. 10, 2 (Dec. 2019), 261–273.