?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Halawi%2C+Ali&rft.aufirst=Ali&rft.aulast=Halawi&rft.degree=Master&rft.date=2023&rft.tpages=126&rft.title=Circular+Economy+Principles+to+a+zero-waste+Approach+in+Lebanon