Falih Suaedi, Indah Ahdiah, I.B Wirawan, Bagong Suyanto, Subagyo Adam,. «Competitiveness of Kaili Ethnic Human Resources in Indonesia». Opción 350 (agosto 3, 2019): 1423-1436. Accedido agosto 3, 2025. http://www.produccioncientifica.luz.edu.ve/index.php/opcion/article/view/24591.