Cheong, J. W., & Lee, M. K. (1974). In-school and out-of-school education for development of human resources in agriculture: The case of Gyeong-gi do, Korea. Council for Asian Manpower Studies.

Cheong, Ji Woong, and Mu Keun Lee. In-school and Out-of-school Education for Development of Human Resources in Agriculture: The Case of Gyeong-gi Do, Korea. Quezon City: Council for Asian Manpower Studies, 1974.

Cheong, Ji Woong, and Mu Keun Lee. In-school and Out-of-school Education for Development of Human Resources in Agriculture: The Case of Gyeong-gi Do, Korea. Council for Asian Manpower Studies, 1974.