Susan Visvanathan. (2007). Phosphorus and stone. Penguin.
Chicago Style aipamenaSusan Visvanathan. Phosphorus and Stone. London: Penguin, 2007.
MLA aipamenaSusan Visvanathan. Phosphorus and Stone. Penguin, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.