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84
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Pre-treatment methods for community water supply : an overview of techniques and present experience / comp. by J.E.M. Smet and J.T. Visscher ; with contrib. from A. Castilla...[et al.].
- International water and sanitation centre (IRC),
- 1989.
- The Hague :
-
Policy relevance as a goal of development-related social science research : proceedings of a seminar, The Hague, 24 November 1989 / P. Kloos...[et al.] ; introd. H.A.J. Coppens.
- Indo-Dutch programme on alternatives in development (IDPAD),
- 1989.
- The Hague :
-
Tanzania planners' handbook : a guide for regional and rural development planning / ed. by H.G.T. van Raay, A.J. Dolman, C.M. Kazi.
- Institute of social studies advisory service (ISSAS),
- 1989.
- The Hague :
-
Size-related aspects of donor NGOs : some findings for the Netherlands / Jan J.P. van Heemst.
- ISS,
- 1989.
- The Hague :
-
Towards a theory of subsidisation / Dirk J. Wolfson.
- ISS,
- 1989.
- The Hague :
-
National information policies : a review of the situation in seventeen industrialised countries, with particular reference to scientific and technical information / comp. by Michael W. Hill.
- Fédération internationale d'information et de documentation,
- 1989.
- The Hague :
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From informal gatekeeper to information counselor : emergence of a new professional role / comp. by Marta Dosa, Mona Farid, Pál Vásárhelyi.
- Fédération internationale d'information et de documentation,
- 1989.
- The Hague :
-
Programme de développement de la recherche agronomique au Niger / Service international pour la recherche agricole nationale.
- ISNAR,
- 1989.
- The Hague :
-
Report workshop on "les politiques et pratiques d'apprentissage en Afrique de l'Ouest et en Europe", Dakar, 25 September - 3 Oktober 1989 / Rogier van 't Rood.
- Centre for the study of education in developing countries,
- 1989.
- The Hague :
-
Planification stratégique d'un système national de recherche agricole / Guy Rocheteau.
- International service for national agricultural research (ISNAR),
- 1989.
- The Hague :