Robert G. Parks. (1992). Quattro Pro for Scientific and Engineeing Spreadsheets. Springer-Verlag.
शिकागो स्टाइल उद्धरणRobert G. Parks. Quattro Pro for Scientific and Engineeing Spreadsheets. Springer-Verlag, 1992.
एमएलए उद्धरणRobert G. Parks. Quattro Pro for Scientific and Engineeing Spreadsheets. Springer-Verlag, 1992.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.