McKinney, M. L. (2019). Environmental science: Systems and solutions (Sixth edition.). Jones & Barlett Learning.
Lua i Stíl Chicago (17ú heag.)McKinney, Michael L. Environmental Science: Systems and Solutions. Sixth edition. Burlington, MA: Jones & Barlett Learning, 2019.
Lua MLA (9ú heag.)McKinney, Michael L. Environmental Science: Systems and Solutions. Sixth edition. Jones & Barlett Learning, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.