De, S. (1991). Starry nights. Penguin.
Chicago Style (17th ed.) ZitazioaDe, Shobha. Starry Nights. New Delhi: Penguin, 1991.
MLA (9th ed.) ZitazioaDe, Shobha. Starry Nights. Penguin, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
De, S. (1991). Starry nights. Penguin.
Chicago Style (17th ed.) ZitazioaDe, Shobha. Starry Nights. New Delhi: Penguin, 1991.
MLA (9th ed.) ZitazioaDe, Shobha. Starry Nights. Penguin, 1991.