Skip to main content

Biblio

Found 1 results
Filters: Keyword is ventilators and Author is Ryan, B.A.  [Clear All Filters]
1983
B. A. Ryan y Mara, D. D., «Pit latrine ventilation : field investigation methodology», vol. no. 4. World Bank, Washington, DC, USA, p. i, 16 p., 1983.
Back to
the top