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  1. 1
    by Graves, Philip E.
    Published 1981
    Book
  2. 2
  3. 3
    Published 1979
    Book
  4. 4
    Published 1978
    Book
  5. 5
    Published 1985
    Conference Proceeding Book
  6. 6
    Published 1985
    Conference Proceeding Book
  7. 7
    by Lauwerys, Robert R.
    Published 1983
    Book
  8. 8
    by Pruett, J. G. (J. Gary)
    Published 1980
    Book
  9. 9
    by Turiel, Isaac
    Published 1985
    Book
  10. 10
    Published 1987
    Book
  11. 11
    by Pucknat, A. W.
    Published 1981
    Book
  12. 12
    Published 1980
    Book
  13. 13
    Published 1980
    Book
  14. 14
    by Perera, Frederica P.
    Published 1979
    Book
  15. 15
    Government Document Book
  16. 16
    by Jackson, Silas
    Published 1982
    Government Document Book
  17. 17
    Published 1991
    Government Document Book
  18. 18
  19. 19
    by Young, Steven Scott
    Published 1994
    Book
  20. 20
    Published 1996
    Book
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