BURY, P.J. and VERHAGEN, J., 2008. Capacity building and innovations through joint learning: experiences with communities of practice and learning alliances. [Abstract] IN: Jones, H. (ed). Access to sanitation and safe water - Global partnerships and local actions: Proceedings of the 33rd WEDC International Conference, Accra, Ghana, 7-11 April 2008, pp. 521-522.