N. Ministry o NL,
« Abastecimiento de agua potable, previsiones sanitarias, drenaje y eliminacion de residuos en paises en desarrollo : apunte sectorial ». Netherlands, Ministry of Foreign Affairs, DGIS, Information Department, The Hague, The Netherlands, p. 22 p., 1989.
R. Cuevas, Flores, J. R., et Tschumi, P.,
« Abastecimiento de agua potable y saneamiento basico para la poblacion rural: un proyecto de desarrollo en marcha se presenta ». Swiss Agency for Development and Cooperation (SDC), Tegucigalpa, Honduras, p. 24 p.: fig., photogr., 1989.
I. N. U. N. I. C. E. F. - Ne Delhi et Baroda, I. N. Operations,
« Accessibility to basic services in slums of five urban centres : with special reference to women and girl child : Bhawanipatna, Kanpur, Kumbakonam, Madanrting and Rajkot ». Operations Research Group, New Delhi, India, p. ca. 250 p. : fig., maps, tab., 1989.
USAID -Washington, DC, US,
« AID evaluation handbook », vol. no. 7. USAID, Washington, DC, USA, p. v, 64 p.: tab., 1989.
G. Williams,
« All for health : a resource book for Facts for Life ». UNICEF, Facts for Life Unit, New York, NY, USA, p. xvii, 72 p.: photogr., 1989.
J. Narrowe,
« All you have to do is teach me : reflections on women, education, and training in the Dodota water supply project in Arssi, Ethiopia », vol. no. 13. Stockholm University, Development Studies Unit, Stockholm, Sweden, p. 41 p.: photogr., 1989.