Raby, P. (2001). Alfred russel wallace: Life. Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Raby, Peter. Alfred Russel Wallace: Life. Princeton: Princeton University Press, 2001.
Lua MLA (9ú heag.)Raby, Peter. Alfred Russel Wallace: Life. Princeton University Press, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.