Smith, P. G. (1991). Developing products in half the time. New York: Van Nostrand Reinhold.
शिकागो स्टाइल उद्धरणSmith, Preston G. Developing Products in Half the Time. New York: Van Nostrand Reinhold, 1991.
एमएलए उद्धरणSmith, Preston G. Developing Products in Half the Time. New York: Van Nostrand Reinhold, 1991.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.