Irma Hetty Siregar, Khaidar Ibrahim, Lidya Laras Murdiantoro Pratama, dan Hadi Supratikta, “Human Resource Planning, Opportunities and Manpower in Increasing Economic Growth (Case Study of Industrial Revolution 4.0)”, ind,dev.Econ.& adm.J., vol. 1, no. 3, hlm. 219 -, Apr 2023.