Meeting the needs of the poor water supply and waste dispos-al / Fredrick Gollady.
Golladay, Fredrick L.
Meeting the needs of the poor water supply and waste dispos-al / Fredrick Gollady. - Washington : World Bank - [65] p. - World bank technical paper. Appropiate technology for water- supply and sanitation; no. 13 .
Meeting the needs of the poor water supply and waste dispos-al / Fredrick Gollady. - Washington : World Bank - [65] p. - World bank technical paper. Appropiate technology for water- supply and sanitation; no. 13 .