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  1. 1

    Field data collection in the social sciences : experiences in Africa and the middle East / Kearl, Bryant

    出版 1976
    图书
  2. 2

    Social science methods for research on reproductive health : HRP / Campbell, Oona ... et al

    出版 1999
    图书
  3. 3

    Social research methodology : a critical introduction / Gomm, Roger

    出版 2008
    图书