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  1. 1
    by Proehl, Carl W.
    Published 1979
    Book
  2. 2
    by Rothman, Norman C.
    Published 1979
    Book
  3. 3
    Published 1978
    Government Document Book
  4. 4
    Published 1980
    Government Document Book
  5. 5
    Published 1981
    Government Document Conference Proceeding Book
  6. 6
    Published 1984
    Government Document Book
  7. 7
    Published 1989
    Government Document Book
  8. 8
  9. 9
    Published 1986
    Government Document Book
  10. 10
  11. 11
    Published 1993
    Government Document Microform Book
  12. 12
    Published 1995
    Government Document Microform Book
  13. 13
    Published 1994
    Government Document Microform Book
  14. 14
    Published 1994
    Government Document
  15. 15
  16. 16
  17. 17
    Published 2017
    Get full text
    Get full text
    Government Document eBook
  18. 18
    Published 2017
    Get full text
    Government Document eBook
  19. 19
    Published 2017
    Get full text
    Government Document eBook
  20. 20
    Current issue
    Archived issues
    Government Document Serial
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