000 00321nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a624.1832 G354
100 _aGERWICK,B.C
245 0 _aCONSTRUCTION OF PRESTRESSED CONCRETE STRUCTURES
260 _aNEW YORK
_bINTERSCIENCE
_c1971
300 _a23X15
942 _cBK
_2DDC
999 _c15698
_d15698