Cita APA

Riordan,Rick. (2015). Heroes of olympus: The blood of olympus. Puffin Books.

Citación estilo Chicago

Riordan,Rick. Heroes of Olympus: The Blood of Olympus. UK: Puffin Books, 2015.

Cita MLA

Riordan,Rick. Heroes of Olympus: The Blood of Olympus. Puffin Books, 2015.

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