Gaya APA
Hoiberg, D, H. (2011).
Encyclopedia britannica global edition vol. 3: azevedo bhutan .
Malaysia:
Encyclopedia Britannica, Inc.
Gaya MLA
Hoiberg, Dale, H..
"Encyclopedia britannica global edition vol. 3: azevedo bhutan".
Malaysia:
Encyclopedia Britannica, Inc,
2011.
Equipment.