Gaya APA
Bell, Randy. (2010).
National Geographic Science 4 (Life Science): Big Ideas Student Book .
Carmel:
Hampton-Brown Books.
Gaya Chicago
Bell, Randy.
National Geographic Science 4 (Life Science): Big Ideas Student Book.
Carmel:
Hampton-Brown Books,
2010.
Reference.
Gaya MLA
Bell, Randy.
National Geographic Science 4 (Life Science): Big Ideas Student Book.
Carmel:
Hampton-Brown Books,
2010.
Reference.
Gaya Turabian
Bell, Randy.
National Geographic Science 4 (Life Science): Big Ideas Student Book.
Carmel:
Hampton-Brown Books,
2010.
Reference.