Sawhney, S. (1991). Productivity management: Concepts and techniques. Tata McGraw Hill.
शिकागो स्टाइल उद्धरणSawhney, S.C. Productivity Management: Concepts and Techniques. New Delhi: Tata McGraw Hill, 1991.
एमएलए उद्धरणSawhney, S.C. Productivity Management: Concepts and Techniques. Tata McGraw Hill, 1991.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.