Workshop on the State of the Art and Application of Handpumps and on Water Supply and Sanitation Changsha, Hunan Sheng, China, China. Chi hsieh kung yeh pu, United Nations Development Programme, World Bank, Tschannerl, G., & Bryan, K. (1985). Handpumps testing and development: Proceedings of a workshop in China. World Bank.
Cytowanie według stylu Chicago (wyd. 17)Workshop on the State of the Art and Application of Handpumps and on Water Supply and Sanitation Changsha, Hunan Sheng, China, China. Chi hsieh kung yeh pu, United Nations Development Programme, World Bank, Gerhard Tschannerl, i Kedar Bryan. Handpumps Testing and Development: Proceedings of a Workshop in China. Washington, D.C: World Bank, 1985.
Cytowanie według stylu MLA (wyd. 9)Workshop on the State of the Art and Application of Handpumps and on Water Supply and Sanitation Changsha, Hunan Sheng, China, et al. Handpumps Testing and Development: Proceedings of a Workshop in China. World Bank, 1985.