ພອນແກ້ວ ວ. ອັດຕາຜົນຕອບແທນຂອງການລົງທຶນດ້ານການສຶກສາທາງດ້ານສັງຄົມ ແລະ ສ່ວນບຸກຄົນຂອງຄະນະເສດຖະສາດ: Rate of return on social and personal education investment at faculty of economics. Journal of Lao Economics and Business Management, [S. l.], v. 1, n. 1, p. 110–131, 2006. Disponível em: https://feb.nuol.edu.la/journal/index.php/jleb/article/view/48. Acesso em: 24 nov. 2024.