(美)Allan R. Hambley著 (美)Allen B. Downey著 (美)Alan R. Feuer著 (美)Alan Beaulieu著 (美)Alan Gates著 (美)David M. Binkley著 (美)Ellie Quigley著 (美)Tina O'Hailey著 (英)Stephen A. Rackley著