“PLA notes : notes on participatory learning and action (formerly RRA notes)”. International Institute for Environment and Development (IIED), London, UK.
E. Ministerio EC,
“Plan nacional de saneamiento básico rural - SANEBAR”. Ecuador, Subsecretaria de Saneamiento Ambiental, Quito, Ecuador, p. 80 p.
Policy brief / UNU-WIDER. Helsinki, Finland: UNU World Institute for Development Economics Research (WIDER).
“Policy Brief / Uwazi at Twaweza”. Uwazi at Twaweza, Dar es Salaam, Tanzania.