J. E. Turner,
«Finance and cost recovery». Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 5 p., 1987.
J. E. Turner y Buzzard, S.,
«Mid-term evaluation of the CARE water supply and sanitation project in Belize», vol. no. 206. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. ix, 65 p.: fig., tab., 1987.
J. E. Turner, Thomson, J. F., y Laredo, D.,
«Planning for Central America water supply and sanitation programs», vol. no. 209. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xi, 166 p.: fig., map, tab., 1987.