APA Style
Polar bears past bedtime. (1998).
New York:
Penguin Random House.
Chicago Style
Polar bears past bedtime.
.
New York:
Penguin Random House,
1998.
Text.
MLA Style
Polar bears past bedtime.
.
New York:
Penguin Random House,
1998.
Text.
Turabian Style
Polar bears past bedtime.
New York:
Penguin Random House,
1998.
Print.