Teekathananont, Paramaporn, and Daranee Ketchompu. 2024. “Effects of Customer Relationship Management on Customer Loyalty of Mazda Dealer in Nakhon Phanom”. Ph.D. in Social Sciences Journal 14 (1):106-18. https://so05.tci-thaijo.org/index.php/phdssj/article/view/265682.