P. K. Aga Khan H. Gilgit,
«BACIP house improvements : an overview of new products (end 1999)». Aga Khan Planning and Building Service (AKPBS), Gilgit, Pakistan, p. ii, 60 p. + 4 p. annexes : fig., photogr.
I. O. Oenga,
«Kilifi water supply project: review of project proposal». African Medical and Research Foundation (AMREF), Nairobi, Kenya, p. ii, ca. 46 p. : tabs.
J. Walter, Alebon, K., y Klinsky, S.,
«Local governments' response to agenda 21: summary report of local agenda 21 survey with regional focus». International Council for Local Environmental Initiatives, Toronto, Ont, Canada, p. 20 p. : fig., photogr.
USAID -Washington, DC, US y Horsley and Witten -Sandwich, MA, US,
«Source water protection: a training manual for communities in Nicaragua». US Environmental Protection Agency (EPA), Washington, DC, USA, p. 57 p. : fig., fotographs.