M. Government Unit,
«Community handbook on water and sanitation : AFRIDEV version». Malawi, Government, Community Based Management Unit, Lilongwe, Malawi, p. 73 p. : ill.
T. Nadu - I. N. Board,
«Handpump caretaker training». Tamil Nadu Water and Drainage Board, Madras, India, p. 41 p. : ill.
G. B. National I. Silsoe,
«Simple water pump». National Institute of Agricultural Engineering, Silsoe, UK, p. 8 p. : techn.drwng.
C. H. S. K. A. T. - St. Gallen,
«SKAT news». SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland.
T. F. Bastemeijer,
«Southern Darfur province of Sudan». IRC, The Hague, The Netherlands, p. Slide series (64 slides + text, 3p.).