Who is the edition/publisher for Xavier Herbert?
CREATE TABLE "list_of_longest_novels" (
  "book_title" text,
  "author" text,
  "edition_publisher" text,
  "page_count" text,
  "page_size" text,
  "language" text
);
SELECT "edition_publisher" FROM "list_of_longest_novels" WHERE "author"='xavier herbert';