Willis, K. A., Richards, M., & Hardesty, B. D. Focusing plastic solutions up the waste hierarchy: Pathways for a more circular economy. Elsevier.
Chicago Style (17th ed.) CitationWillis, Kathryn A., Murray Richards, and Britta Denise Hardesty. Focusing Plastic Solutions Up the Waste Hierarchy: Pathways for a More Circular Economy. Elsevier.
MLA (9th ed.) CitationWillis, Kathryn A., et al. Focusing Plastic Solutions Up the Waste Hierarchy: Pathways for a More Circular Economy. Elsevier.
Warning: These citations may not always be 100% accurate.