Perlmutter, D. D., & Rothstein, R. L. (2011). The challenge of climate change: Which way now? John Wiley & Sons Inc..
Lua i Stíl Chicago (17ú heag.)Perlmutter, Daniel D., agus Robert L. Rothstein. The Challenge of Climate Change: Which Way Now? Hoboken, N.J.: John Wiley & Sons Inc., 2011.
Lua MLA (9ú heag.)Perlmutter, Daniel D., agus Robert L. Rothstein. The Challenge of Climate Change: Which Way Now? John Wiley & Sons Inc., 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.