Dangos 1 - 3 canlyniadau o 3 ar gyfer chwilio 'Engelhardt, Nickolaus Louis 1882-', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    Planning secondary school buildings gan Engelhardt, Nickolaus Louis 1882-

    Cyhoeddwyd 1949
    Llyfr

    Planning secondary school buildings
  2. 2

    Planning the community school gan Engelhardt, Nickolaus Louis 1882-

    Cyhoeddwyd 1940
    Llyfr

    Planning the community school
  3. 3

    Problems in educational administration gan Strayer, George Drayton 1876-

    Cyhoeddwyd 1925
    Llyfr

    Problems in educational administration

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