Lua APA (7ú heag.)
Blake, L. W., & Cutler, H. C. (2001). Plants from the past. University of Alabama Press.
Lua i Stíl Chicago (17ú heag.)
Blake, Leonard W., agus Hugh C. Cutler. Plants from the Past. Tuscaloosa: University of Alabama Press, 2001.
Lua MLA (9ú heag.)
Blake, Leonard W., agus Hugh C. Cutler. Plants from the Past. University of Alabama Press, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.