Lua APA (7ú heag.)
Grusin, R. A. (2018). After extinction. University of Minnesota Press.
Lua i Stíl Chicago (17ú heag.)
Grusin, Richard A. After Extinction. Minneapolis: University of Minnesota Press, 2018.
Lua MLA (9ú heag.)
Grusin, Richard A. After Extinction. University of Minnesota Press, 2018.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.