APA Style
Bockenhauer, M, H., Sharma, M, B. (2010).
National Geographic world atlas for young explorers (cet. 3).
Washington, DC:
National Geographic.
MLA Style
Bockenhauer, Mark, H.., Sharma, Martha, B..
"National Geographic world atlas for young explorers".
cet. 3
Washington, DC:
National Geographic,
2010.
Buku SMA Athalia.