Cita APA

Riordan,Rick. (2015). The Serpent's Shadow. Puffin Books.

Citación estilo Chicago

Riordan,Rick. The Serpent's Shadow. UK: Puffin Books, 2015.

Cita MLA

Riordan,Rick. The Serpent's Shadow. Puffin Books, 2015.

Warning: These citations may not always be 100% accurate.