000 00269nam a2200097Ia 4500
008 241115s9999 xx 000 0 und d
245 0 _aPrestressed Concrete Structures (Use of IS:1343 to be permitted)
260 _cNOV / DEC 2023
650 _aU18CEE0010
942 _cQB
999 _c191354
_d191354