Ahuja, H. N. (1983). Successful methods in cost engineering. John Wiley and Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAhuja, Hira N. Successful Methods in Cost Engineering. John Wiley and Sons, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAhuja, Hira N. Successful Methods in Cost Engineering. John Wiley and Sons, 1983.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.