Gaya APA
Davidson, J, W. et al (2002).
Nation of Nations, Volume II: Since 1865 (Edisi 3).
New York:
McGraw-Hill Book Company.
Gaya MLA
Davidson, James, West. et al.
"Nation of Nations, Volume II: Since 1865".
Edisi 3
New York:
McGraw-Hill Book Company,
2002.
Text.