Showing 1 - 5 results of 5 for search 'Perrett, Heli', सवाल का समय: 0.01सेकंड परिणाम को परिष्कृत करें
  1. 1

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

    प्रकाशित 1983
    पुस्तक

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

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

    प्रकाशित 1983
    पुस्तक

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

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

    प्रकाशित 1982
    पुस्तक

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

    Human factors in project work द्वारा Perrett, Heli

    प्रकाशित 1980
    पुस्तक

    Human factors in project work
  5. 5

    Human factors in project work द्वारा Perrett, Heli

    प्रकाशित 1980
    पुस्तक

    Human factors in project work

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