Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Heat. | Race Title | Circuit | Location / State | Date | Winner | Team |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | Calder | Calder Raceway | Melbourne , Victoria | 22 Mar | Allan Moffat | Team Coca-Cola AMR |
| 2.0 | Bathurst | Mount Panorama Circuit | Bathurst , New South Wales | 30 Mar | Norm Beechey | Beechey Shell Racing Team |
| 3.0 | Sandown | Sandown Park | Melbourne, Victoria | 19 Apr | Norm Beechey | Beechey Shell Racing Team |
| 4.0 | South Australian Touring Car Championship | Mallala | Mallala , South Australia | 16 Jun | Ian Geoghegan | Geoghegan's Sporty Cars |
| 5.0 | AJC Trophy | Warwick Farm Raceway | Sydney , New South Wales | 12 Jul | Jim McKeown | McKeown Shell Racing Team |
| 6.0 | Lakeside | Lakeside International Raceway | Brisbane , Queensland | 26 Jul | Norm Beechey | Beechey Shell Racing Team |
| 7.0 | Symmons Plains | Symmons Plains Raceway | Launceston , Tasmania | 15 Nov | Jim McKeown | McKeown Shell Racing Team |
Question:
What is the location/state of the race on 16 Jun?
Answer:
Mallala , South Australia