Table: unsw_engineering_rankings
Columns: 2013
2012
2011
2010
2009
2008
2007

Question: What 2009 has 52-75 as the 2010?
SQL: SELECT "2009" FROM unsw_engineering_rankings WHERE "2010" = '52-75'

Question: What 2008 has 2013 for the year 2013?
SQL: SELECT "2008" FROM unsw_engineering_rankings WHERE "2013" = '2013'

Question: What 2009 has 39th as the 2011?
SQL: SELECT "2009" FROM unsw_engineering_rankings WHERE "2011" = '39th'