APA সাইটেশন

Baumol, W. J. (1985). Productivity growth and U.S. competitiveness. New York: Oxford University Press.

শিকাগো স্টাইলে সাইটেশন

Baumol, William J. Productivity Growth and U.S. Competitiveness. New York: Oxford University Press, 1985.

এমএলএ সাইটেশন

Baumol, William J. Productivity Growth and U.S. Competitiveness. New York: Oxford University Press, 1985.