00349 a2200121 4500020001500000082001800015100001900033245005800052250001100110260004700121300003000168650002900198 a8120326423 a624.15119 IQB aKhan, Iqbal H. aTextbook of Geotechnical Engineering /cIqbal H. Khan a2nd ed aNew Delhi :bPrentice Hall of India,c2005 ax, 466p. :bill. ;c26 cm aGeotechnical engineering