Desdemaines-Hugon, C. (2010). Stepping-stones: A journey through the Ice Age caves of the Dordogne. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Desdemaines-Hugon, Christine. Stepping-stones: A Journey Through the Ice Age Caves of the Dordogne. New Haven [Conn.]: Yale University Press, 2010.
Lua MLA (9ú heag.)Desdemaines-Hugon, Christine. Stepping-stones: A Journey Through the Ice Age Caves of the Dordogne. Yale University Press, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.