(美)Brenden Sewell著 (美)Jeff Revell著 (美)Jesse Schell著 (美)Joe M. Powell著 (美)Karen Caldwell著 (英)Anna Sewell著 (美)David C. Howell著 (美)Stephen Withall著 (美)朗·西韦尔(Ron Sewell)著 (美)Lynn Maslen Kertell著