00000cam a22000004a 4500 UP-8027390931316046666 Buklod 20071106063529.0 a r |||| u| ta 071106s xx d r |||| u| (iLib)UPMIN-00000007250 eng TA660 T853 Schierle, G.G. Prestressed trusses G.G. Schierle. iv, various paging ill. 21 cm. UPMIN UPMIN-MAIN TA660 T853 Book