CREATE TABLE table_67325 ("Year" TEXT, "Driver/s" TEXT, "Class" TEXT, "Vehicle" TEXT, "Race title" TEXT)

Who won the III Coppa Acerbo title?
SELECT "Driver/s" FROM table_67325 WHERE "Race title" = 'iii coppa acerbo'
SELECT "Driver/s" FROM "table_67325" WHERE "Race title" = 'iii coppa acerbo'