Das, B. M. (2004). Principles of foundation engineering. Thomson.
Chicago Edition CitationDas, Brinja M. Principles of Foundation Engineering. Australia: Thomson, 2004.
ציטוט MLADas, Brinja M. Principles of Foundation Engineering. Thomson, 2004.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.