Saiphet, K. (2023) “Marketing Mix Factors Affecting Customers’ Decision Making on Purchasing Spa Services in Phranakhon Sri Ayuthaya Province”, Rajapark Journal. Bangkok, Thailand, 17(50), pp. 391–410. Available at: https://so05.tci-thaijo.org/index.php/RJPJ/article/view/263038 (Accessed: 20 May 2024).