Gaya APA
Riordan, Rick,. (2012).
The Serpent's Shadow .
USA:
Hyperion Books.
Gaya Chicago
Riordan, Rick,.
The Serpent's Shadow.
USA:
Hyperion Books,
2012.
Buku.
Gaya MLA
Riordan, Rick,.
The Serpent's Shadow.
USA:
Hyperion Books,
2012.
Buku.
Gaya Turabian
Riordan, Rick,.
The Serpent's Shadow.
USA:
Hyperion Books,
2012.
Buku.