APA সাইটেশন

Kash., D. E. (1989). Perpetual innovation: The new world of competition. New York: Basic Books.

শিকাগো স্টাইলে সাইটেশন

Kash., Don E. Perpetual Innovation: The New World of Competition. New York: Basic Books, 1989.

এমএলএ সাইটেশন

Kash., Don E. Perpetual Innovation: The New World of Competition. New York: Basic Books, 1989.