Kash., D. E. (1989). Perpetual innovation: The new world of competition. New York: Basic Books.
Trích dẫn kiểu ChicagoKash., Don E. Perpetual Innovation: The New World of Competition. New York: Basic Books, 1989.
Deismireacht MLAKash., Don E. Perpetual Innovation: The New World of Competition. New York: Basic Books, 1989.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.