Dangos 1 - 3 canlyniadau o 3 ar gyfer chwilio 'Hayes, Samuel Perkins 1910-', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    The beginning of American aid to Southeast Asia the Griffin Mission of 1950 gan Hayes, Samuel Perkins 1910-

    Cyhoeddwyd 1971
    Llyfr

    The beginning of American aid to Southeast Asia the Griffin Mission of 1950
  2. 2

    Evaluating development projects a manual for the use of field workers gan Hayes, Samuel Perkins 1910-

    Cyhoeddwyd 1966
    Llyfr

    Evaluating development projects a manual for the use of field workers
  3. 3

    Some applications of behavioural research gan Likert, Rensis 1903- ed

    Cyhoeddwyd 1957
    Llyfr

    Some applications of behavioural research

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