000			00319nam a2200121 4500
999			_c19206 _d19206
005			20211201164343.0
008			210204b ||||| |||| 00| 0 eng d
082			_a693.5 _bELE-A
100			_aE-Learning
245			_aAdvanced Concrete Technology / _cE-Learning
260			_aNY: _b3G E-Learning, _c2018.
942			_2ddc _cCD