Sanghasi, S., and S. Thongkhamphong. “The Approaches to the Development of Personnel Management of Schools under the Roman Catholic Diocese of Nakhon Sawan”. Saengtham College Journal, vol. 14, no. 2, Dec. 2022, pp. 213-31, https://so01.tci-thaijo.org/index.php/scj/article/view/264090.