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Filters: Keyword is local materials and Author is Centre for Development of Rural Technology -Allahabad, IN [Clear All Filters]
«R&D report on rural sanitation». Centre for Development of Rural Technology, Allahabad, India, p. 26 p. : techn.drwgs., 1993.
, Soakage pit. Allahabad, India: Centre for Development of Rural Technology, 1993, p. 12 p. : drwngs.
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