Showing 1 - 3 results of 3 for search 'Pelto, Pertti J.', query time: 0.03s Refine Results
  1. 1
    by Pelto, Pertti J.
    Published 1970
    Book
  2. 2
    by Pelto, Pertti J.
    Published 1975
    Book
  3. 3
    by Cone, Cynthia A.
    Published 1977
    Other Authors: “…Pelto, Pertti J.…”
    Book
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