APA Style
Hillen, J. (2000).
Blue Helmets : the strategy of UN military operations. (2nd ed.).
Washington, D.C.:
Brassey \'s..
MLA Style
Hillen, John..
"Blue Helmets : the strategy of UN military operations.".
2nd ed.
Washington, D.C.:
Brassey \'s.,
2000.
หนังสือ (Book).