Stewart, P., & Riddell, C. (2004). Midnight over Sanctaphrax (1st American ed.). David Fickling Books.
Cita Chicago Style (17a ed.)Stewart, Paul, y Chris Riddell. Midnight over Sanctaphrax. 1st American ed. Oxford [U.K.] ; New York: David Fickling Books, 2004.
Cita MLA (8a ed.)Stewart, Paul, y Chris Riddell. Midnight over Sanctaphrax. 1st American ed. David Fickling Books, 2004.
Precaución: Estas citas no son 100% exactas.