ถาวรบูรณทรัพย์ บ., & เลี่ยมสุวรรณ เ. (2017). QUALITY OF SERVICE PROVIDED BY CHACHOENGSAO PROVINCIAL OFFICE OF BUSINESS DEVELOPMENT. Modern Management Journal, 15(1), 139–148. Retrieved from https://so04.tci-thaijo.org/index.php/stou-sms-pr/article/view/65461