Dangos 1 - 2 canlyniadau o 2 ar gyfer chwilio 'Jacobs, Lucy Cheser, jt. auth', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    Introduction to research in education gan Ary, Donald

    Cyhoeddwyd 1985
    Llyfr

    Introduction to research in education
  2. 2

    Introduction to statistics purposes and procedures gan Ary, Donald

    Cyhoeddwyd 1976
    Llyfr

    Introduction to statistics purposes and procedures

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