APA Style
Schreiber, Anne. (2009).
Penguins! .
Washington:
National Geographic Society.
Chicago Style
Schreiber, Anne.
Penguins!.
Washington:
National Geographic Society,
2009.
Printed Book.
MLA Style
Schreiber, Anne.
Penguins!.
Washington:
National Geographic Society,
2009.
Printed Book.
Turabian Style
Schreiber, Anne.
Penguins!.
Washington:
National Geographic Society,
2009.
Printed Book.