REED, B.; SKINNER, B.; SHAW, R. (2013): The “F” Diagram. (= WEDC Posters, 4). London: Water, Engineering and Development Center (WEDC). URL [Accessed: 28.08.2013]. PDF
This poster is part of the series of Water, Sanitation and Hygiene posters designed by the Water, Engineering and Development Center of Loughborough University.