A. Appan, Wing, L. Kam, and Latham, B.,
“Rainwater catchment : status and research priorities in the Southeast Asian region : proceedings of the regional seminar and workshop held in Khon Kaen, Thailand, 29 November to 3 December 1983”, vol. 127e. International Development Research Centre (IDRC), Ottawa, Ont, Canada, p. 246 p.: fig., photogr., tab., 1986.
