Biblio

J. Gavin, Hockley, T., y Joyce, S., «Community sanitation improvement and latrine construction program : a training guide», vol. no. 83. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. ca. 520 p.: fig., tab., 1993.

F. Rosensweig y Joyce, S., «Conducting a team planning meeting for studies and concept development tasks : facilitator's guide», vol. no. 87. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. viii, 37 p., 1993.

S. Joyce, Solo, T. M., y Perez, E. A., «Constraints in providing water and sanitation services to the urban poor», vol. no. 85. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xi, 35 p., 1993.