Lua APA (7ú heag.)
Macdougall, J. D. (2011). Why geology matters: Decoding the past, anticipating the future. University of California Press.
Lua i Stíl Chicago (17ú heag.)
Macdougall, J. D. Why Geology Matters: Decoding the Past, Anticipating the Future. Berkeley: University of California Press, 2011.
Lua MLA (9ú heag.)
Macdougall, J. D. Why Geology Matters: Decoding the Past, Anticipating the Future. University of California Press, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.