References
- Yi-po, Po , 1952. "Three Years of Achievements of the People’s Republic of China". In: New China’s Economic Achievements, 1949–1952, comp. China Committee for the Promotion of International trade . 1952. pp. 151–152, Peking.
- Yang, C.K. , 1965. Chinese Communist Society: The Family and the Village . 1965, Cambridge, Mass; ch. 2..
- Buck, John L. , 1968. Land Utilization in China . 1968. pp. 19–19, New York.
- Orleans, Leo , 1967. "An Over-view of China’s Education". In: Liu, William T. , ed. Chinese Society Under Communism . 1967. pp. 337–337, New York.
- Percentage derived from data in Shigeru Ishikawa, 1965. National Income and Capital Formation in Mainland China . 1965. pp. 177–177, Tokyo.