APA Style
Le Guin, Ursula K.. (2007).
Powers .
London:
Houghton Mifflin Harcourt.
Chicago Style
Le Guin, Ursula K..
Powers.
London:
Houghton Mifflin Harcourt,
2007.
Text.
MLA Style
Le Guin, Ursula K..
Powers.
London:
Houghton Mifflin Harcourt,
2007.
Text.
Turabian Style
Le Guin, Ursula K..
Powers.
London:
Houghton Mifflin Harcourt,
2007.
Print.