Which Surface has a Date of 16 november 2007?
CREATE TABLE "doubles_13_6_7" (
  "outcome" text,
  "date" text,
  "tournament" text,
  "surface" text,
  "partner" text,
  "opponents_in_the_final" text,
  "score" text
);
SELECT "surface" FROM "doubles_13_6_7" WHERE "date"='16 november 2007';