University of Engineering and Technology. Institute of Public Health Engineering and Research. (1982). Survey of handpumps in the Punjab Province. Institute of Public Health Engineering and Research, University of Engineering and Technology.
Citação do estilo Chicago (17ª ed.)University of Engineering and Technology. Institute of Public Health Engineering and Research. Survey of Handpumps in the Punjab Province. Lahore: Institute of Public Health Engineering and Research, University of Engineering and Technology, 1982.
Citação MLA (8ª ed.)University of Engineering and Technology. Institute of Public Health Engineering and Research. Survey of Handpumps in the Punjab Province. Institute of Public Health Engineering and Research, University of Engineering and Technology, 1982.