Question: - party is liberal party of australia    - monarch is elizabeth ii    - deputy is roger goldsworthy roger goldsworthy    - predecessor is des corcoran des corcoran bruce eastick new seat      - birth date is 20 july 1929    - order is 38th 1979 , 1982 30th leader of the opposition -lrb- sa premier -rrb- of south australia elections : 1977 ,    - death date is 2 october 2000    - office is treasurer of south australia    - term end is 10 14 may 1983 november 1982 10 november 1982 18 september 1979      - premier is david tonkin    - death place is mengler hill , south australia    - birth place is adelaide , south australia    - successor is john bannon john bannon john bannon graham ingerson    - nationality is australian australia    - constituency mp is bragg    - term start is 18 1970 september 1979 18 september 1979 1975 30 may    - image is davidtonkin.jpg    - governor is sir keith seaman sir donald dunstan    Given the details above, guess who could this information be about.
Answer:
david tonkin