Cita APA (7a ed.)

Wright, N., & Pullman, P. (2004). His dark materials (Rev. ed.). Nick Hern Books.

Cita Chicago Style (17a ed.)

Wright, Nicholas, y Philip Pullman. His Dark Materials. Rev. ed. London: Nick Hern Books, 2004.

Cita MLA (9a ed.)

Wright, Nicholas, y Philip Pullman. His Dark Materials. Rev. ed. Nick Hern Books, 2004.