Nonthakhot, P., Wiboonpongse, A. and Insisienmay, S. 2022. Development of sugarcane contract farming practice in Luangnamtha province, Laos. Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University. 16, 2 (Sep. 2022), 579–592. DOI:https://doi.org/10.14456/psruhss.2022.43.