G. B. Commonweal London,
«Capacity-building in Mozambique : the Commonwealth contribution». Commonwealth Fund for Technical Co-operation, Commonwealth Secretariat, London, UK, p. 35 p., 1991.
I. Serageldin, Diop, F., y Hill, K.,
«Economic crisis, structural adjustment, and health in Africa», vol. no. 766. World Bank, Population and Human Resources Department, Washington, DC, USA, p. 74 p.: 19 fig., 6 tab., 1991.
World Bank -Washington, DC, US,
«Environmental assessment sourcebook. Vol. I. Policies, procedures, and cross-sectoral issues», vol. no. 139. World Bank Environment Department, Washington, DC, USA, p. xv, 227 p. : fig., tab., 1991.
W. Lutz y Toth, F. L.,
«Population, economy, and environment in Mauritius : proceedings of a task force meeting held under the UNFPA sponsored project "Population and Sustainable Development: Mauritius" at IIASA, Laxenburg, Austria, 3-5 September 1990». International Institute for Applied Systems Analysis, Laxenburg, Austria, p. vii, 331 p.: fig., tab., 1991.
A. L. Berthe, Blokland, A., Bouare, S., Diallo, B., Diarra, M. M., Mariko, F., N'Djim, H., Sanogo, B., y Geerling, C.,
Profil d'environnement Mali-Sud : etat des resources naturelles et potentialites de developpement. Amsterdam, The Netherlands: Royal Tropical Institute, 1991, p. 79 p. + 1 map: 3 fig., 13 maps, 19 tab., photogr.