Gaya APA
Sherman, D, S, D., Salisbury, J, S, J. (2006).
The west in the world.-- (Ed.2.--).
America:
McGraw-Hill.
Gaya MLA
Sherman, Dennis, Sherman, Dennis., Salisbury, Joyce, Salisbury, Joyce.
"The west in the world.--".
Ed.2.--
America:
McGraw-Hill,
2006.
Buku.