CREATE TABLE table_52480 ("Date" TEXT, "Visitor" TEXT, "Score" TEXT, "Home" TEXT, "Leading scorer" TEXT, "Attendance" FLOAT, "Record" TEXT)

Who is the visitor team on 23 November 2007?
SELECT "Visitor" FROM table_52480 WHERE "Date" = '23 november 2007'
SELECT "Visitor" FROM "table_52480" WHERE "Date" = '23 november 2007'