?url_ver=Z39.88-2004&rft_id=10.1201%2Fb21942-30&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Othman%2C+I.&rft.aulast=Othman&rft.aufirst=I.&rft.isbn=9781138029781&rft.date=2016&rft.title=Effectiveness+of+preventive+safety+management+in+construction&rft.genre=proceeding