Siegle,Lucy. (2018). Turning the hide on plastic: How humanity (and You) can,i make our globe clean again. Trapeze-Orien.
Chicago-referens (17:e uppl.)Siegle,Lucy. Turning the Hide on Plastic: How Humanity (and You) Can,i Make Our Globe Clean Again. London: Trapeze-Orien, 2018.
MLA-referens (9:e uppl.)Siegle,Lucy. Turning the Hide on Plastic: How Humanity (and You) Can,i Make Our Globe Clean Again. Trapeze-Orien, 2018.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.