Khemthong, Khanathip, and Tibrat Sangroengrob. 2019. “Comparison Study of Customer Satisfaction on Top Three Major High Rise Condominium at Sukhumvit Road in Bangkok”. Rajapark Journal 13 (30). Bangkok, Thailand:151-61. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/215129.