000			00305nam a2200133Ia 4500
008			160710s2009 xx 000 0 und d
020			_a9780470404799
082			_a624.154 HOW
100			_aPERKO,H.A.
245			_aHELICAL PILES
260			_bWILEY PUBLISHERS _c2009
300			_a512
942			_2ddc _cB
999			_c67494 _d67494