@misc{costs+and+cost+effectiveness+of+waste+recycling+theoretical+introduction, author = {Alwaeli, Mohamed}, title = {Costs and cost-effectiveness of waste recycling – theoretical introduction}, journal = {Czasopismo Techniczne. Chemia}, address = {Kraków}, publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>}, date = {2008}, number = {R. 105, Z. 16, 2-Ch} }