Adam, J. A. (2009). A mathematical nature walk. Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Adam, John A. A Mathematical Nature Walk. Princeton: Princeton University Press, 2009.
Lua MLA (9ú heag.)Adam, John A. A Mathematical Nature Walk. Princeton University Press, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.