Table Exemplaires:

  NOEXEMPL   NOBIBLIO    NOLIVRE
---------- ---------- ----------
         1          1          1
         2          2          1
         3          2          1
         4          3          1
         5          1          2
         6          1          3
         7          3          4
         8          1          4
         9          2          5
        11          1          6
        12          2          2
        13          1          1
        14          1          1
        15          3          2

Table Rental:

  NOEXEMPL   NOUSAGER DATEPRET DATERETO
---------- ---------- -------- --------
         3          5 05-12-20 05-12-30
         1          1 05-12-20 06-01-09
         6          1 06-01-20 06-02-28
         7          1 06-01-20 06-02-28
         9          1 06-01-20 06-02-28
        11          1 06-03-28 06-04-09
         6          1 06-08-30
         8          1 06-07-20
        13          2 05-12-20 06-01-04
        11          3 06-09-20
        14          4 06-02-20
        12          1 06-09-15

I need to know wich noUsager rent the same noLivre?