Nguyễn Đức Tĩnh, and Hà Trung Đoàn. “Applicating Kirkpatric Model in Evaluate the Effectiveness of Human Resource Training at the Enterprises”. Tạp chí Nghiên cứu Khoa học Công đoàn, no. 31 (January 8, 2024): 8. Accessed May 19, 2024. https://vjol.info.vn/index.php/DHCD/article/view/89377.