APA
Barnett T. P. M., . (2009). Great powers : America and the world after Bush. New York: G.P. Putnam's Sons.
Chicago
Barnett Thomas P M, . 2009. Great powers : America and the world after Bush. New York: G.P. Putnam's Sons.
Harvard
Barnett T. P. M., . (2009). Great powers : America and the world after Bush. New York: G.P. Putnam's Sons.
MLA
Barnett Thomas P M, . Great powers : America and the world after Bush. New York: G.P. Putnam's Sons. 2009.