D. J. Casley y Kumar, K.,
The collection, analysis and use of monitoring and evaluation data. Baltimore, MD, USA: Johns Hopkins University Press, 1988, p. ix, 174 p.: 16 fig., 28 tab.
H. van Gils, Aongola, G., Broekhuis, J., Fiselier, J., Jeanes, K., Mulungushi, S. J., Robelus, R., y Verduyn, C. W.,
«Environmental profile : western province, Zambia». International Institute for Aerospace Survey and Earth Sciences (ITC), Enschede, The Netherlands, p. iii, 37 p. : fig., maps, photogr., tabs., 1988.
G. Een y Joste, S.,
One hundred innovations for development. London, UK: IT Publications, 1988, p. 80 p.: fig., photogr.
VITA -Arlington, VA, US,
Village technology handbook. Arlington, VA, USA: Volunteers in Technical Assistance, 1988, p. xiv, 422 p. : fig.
O. Bah,
«Women and water supply development in Sierra Leone»,
Journal of rural development (Korea), pp. p. 97-109: fig., tab., 1988.