ชัยสงคราม ณภัคธร. “DEVELOPMENT OF THE STRATEGIC ADMINISTRATION GOVERNMENT POLICY OF OIL PALM”. Journal of MCU Nakhondhat 6, no. 3 (May 31, 2019): 1249–1266. Accessed May 7, 2024. https://so03.tci-thaijo.org/index.php/JMND/article/view/184622.