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Found 3 results
Filters: Keyword is operation and Author is Pickford, J.  [Clear All Filters]
2005
J. Pickford y Shaw, R., «Technical brief no. 54 : emptying pit latrines», Waterlines, an international journal of water, sanitation and waste, vol. no. 54, pp. p. 15-18 : fig., 2005.
1997
R. Shaw y Pickford, J., «Technical brief no. 54 : emptying latrine pits», Waterlines, an international journal of water, sanitation and waste, pp. p. 15-18 : ill., 1997.
1992
R. Franceys, Pickford, J., y Reed, R., A guide to the development of on-site sanitation. Geneva, Switzerland: World Health Organization (WHO), 1992, p. viii, 237 p.: fig., tab.
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