Sareen, S. (2000). Encyclopaedic dictionary of mathematics: (D - F). Sarup & Sons.
शिकागो स्टाइल उद्धरणSareen, Sunny. Encyclopaedic Dictionary of Mathematics: (D - F). New Delhi: Sarup & Sons, 2000.
एमएलए उद्धरणSareen, Sunny. Encyclopaedic Dictionary of Mathematics: (D - F). Sarup & Sons, 2000.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.