1 - 7 toradh á dtaispeáint as 7 toradh san iomlán ar an gcuardach 'Mara, D. Duncan (David Duncan)', am iarratais: 0.01s Beachtaigh na torthaí
  1. 1

    Low-cost urban sanitation de réir Mara, D. Duncan (David Duncan) 1944-

    Foilsithe / Cruthaithe 1996
    LEABHAR
  2. 2

    Low-cost sewerage

    Foilsithe / Cruthaithe 1996
    LEABHAR
  3. 3
  4. 4
  5. 5

    The design of ventilated improved pit latrines. de réir Mara, D. Duncan (David Duncan)

    Foilsithe / Cruthaithe 1984
    LEABHAR
  6. 6

    Water, wastes, and health in hot climates de réir Feachem, Richard G. 1947-

    Foilsithe / Cruthaithe 1977
    LEABHAR
  7. 7

    Sewage treatment in hot climates de réir Mara, D. Duncan (David Duncan) 1944-

    Foilsithe / Cruthaithe 1976
    LEABHAR