1 - 5 toradh á dtaispeáint as 5 toradh san iomlán ar an gcuardach 'Perrett, Heli', am iarratais: 0.01s Beachtaigh na torthaí
  1. 1

    Planning of communication support (information, motivation and education) in sanitation projects and programs de réir Perrett, Heli

    Foilsithe / Cruthaithe 1983
    LEABHAR

    Planning of communication support (information, motivation and education) in sanitation projects and programs
  2. 2

    Social feasibility analysis in low- cost sanitation projects de réir Perrett, Heli

    Foilsithe / Cruthaithe 1983
    LEABHAR

    Social feasibility analysis in low- cost sanitation projects
  3. 3

    Using communication support in projects the World Bank's experience. de réir Perrett, Heli E.

    Foilsithe / Cruthaithe 1982
    LEABHAR

    Using communication support in projects the World Bank's experience.
  4. 4

    Human factors in project work de réir Perrett, Heli

    Foilsithe / Cruthaithe 1980
    LEABHAR

    Human factors in project work
  5. 5

    Human factors in project work de réir Perrett, Heli

    Foilsithe / Cruthaithe 1980
    LEABHAR

    Human factors in project work

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