(2000). Productivity, innovation, and economic performance. Cambridge, England: Cambridge University Press.
शिकागो स्टाइल उद्धरणProductivity, Innovation, and Economic Performance. Cambridge, England: Cambridge University Press, 2000.
एमएलए उद्धरणProductivity, Innovation, and Economic Performance. Cambridge, England: Cambridge University Press, 2000.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.