| | American Plastics Council (APC) |
| | 1300 Wilson Blvd., Arlington VA 22209 USA |
| http://www.plastics.org/ | | judith_dunbar@plastics.org |
| recykling - organizacja recyklingu i matriałów do odzysku |
| 1999 | | SORTING PLASTIC BOTTLES FOR RECYCLING | abs | | htm | 140 | | str | 4,3 | mb |
| 1997 | | UNDERSTANDING PLASTIC FILM | abs | | 31 | | str | 0,2 | mb |