Zeevaert, L. (1973). Foundation engineering for difficult subsoil conditions. New York : Van Nostrand Reinhold.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZeevaert, Leornado. Foundation Engineering for Difficult Subsoil Conditions. New York : Van Nostrand Reinhold, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रZeevaert, Leornado. Foundation Engineering for Difficult Subsoil Conditions. New York : Van Nostrand Reinhold, 1973.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.