APA Style
Winchester, S.
(2004).
Krakatoa: The Day The World Exploded 27 August 1883
(
n.a.)
.
n.a.:
Penguin Books.
MLA Style
Winchester, Simon.
"Krakatoa: The Day The World Exploded 27 August 1883".
n.a.
n.a.:
Penguin Books,
2004.
Text.