Brad Lancaster
Northeastern Forest Experiment Station (Radnor, Pa.)
Anil Agarwal
Siedlungswasserwirtschaftliches Kolloquium (59th 1984 Stuttgart, Germany)
Erik Nissen-Petersen
International Conference on Rainwater Catchment Systems (6th 1993 Nairobi, Kenya)
Edmund Thelen
Tapio Niemi
Nate Downey
Zekai Sen
D. J. Carder
Symposium on Rain Water Harvesting for Water Security (1998 Colombo, Sri Lanka)
Carl Leavitt Hubbs
Rājeśa Ravi
Verma, H. N. of Himachal Pradesh Krishi Vishvavidyalaya.
Mloza-Banda.
United Nations Environment Programme
John Mbugua
Unknown Author