Showing 1 - 5 results of 5 for search 'Perrett, Heli', tempo de consulta: 0.01s Limitar resultados
  1. 1

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

    Publicado 1983
    Libro

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

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

    Publicado 1983
    Libro

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

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

    Publicado 1982
    Libro

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

    Human factors in project work por Perrett, Heli

    Publicado 1980
    Libro

    Human factors in project work
  5. 5

    Human factors in project work por Perrett, Heli

    Publicado 1980
    Libro

    Human factors in project work

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