M. Bautista, Calilung, E., Canillas, D. B., and Tharun, G.,
“Experiences in the development of small-scale water resources in rural areas : proceedings of the International Symposium on Development of Small-scale Water Resources in Rural Areas : 21-25 May 1990, Bangkok and Khon Kaen, Thailand”. Carl Duisberg Gesellschaft, South East Asia Programme Office, Bangkok, Thailand, p. viii, 238 p.: drwngs., fig., photogr., tab., 1995.
