Biblio

M. Snel, “Community composting and vermiculture”, Appropriate technology, pp. p. 28-31, 1999.

M. Snel, “Integration of the formal and informal sector : waste disposal in Hyderabad, India”, Waterlines, an international journal of water, sanitation and waste, pp. p. 27-29 : 2 boxes, 1 fig., 1 photogr., 1999.