Citazione APA

Zafon, C. R., & Graves, L. (2001). The shadow of the wind. Penguin Books.

Stile di citazione Chicago

Zafon, Carlos Ruiz, e Lucia Graves. The Shadow of the Wind. New York: Penguin Books, 2001.

Citazione MLA

Zafon, Carlos Ruiz, e Lucia Graves. The Shadow of the Wind. Penguin Books, 2001.