APA Style
Pike , Katy. (2004).
Polar bears .
:
Wortel Books.
Chicago Style
Pike , Katy.
Polar bears.
:
Wortel Books,
2004.
Book.
MLA Style
Pike , Katy.
Polar bears.
:
Wortel Books,
2004.
Book.
Turabian Style
Pike , Katy.
Polar bears.
:
Wortel Books,
2004.
Book.