Gaya APA
SHERMAN, D., SALISBURY, J.
(2008).
The west in the world
(
Editan Keempat)
.
New York:
MC GRAW HILL.
Gaya MLA
SHERMAN, Dennis., SALISBURY, Joyce.
"The west in the world".
Editan Keempat
New York:
MC GRAW HILL,
2008.
Text.