000
00297nam a2200109Ia 4500
008
200302s9999 xx 000 0 und d
100
_a
P Dayaratnam and Sarah
245
_a
Prcstressed concrete structures 7th ed
260
_b
Medtech Scientific Publishing Pvt. Ltd.
260
_c
2018
300
_a
690
999
_c
6897
_d
6897