Gaya APA
Allison, G., Zelikow, P. (1999).
Essence of Decision : Explaining the Cuban Missile Crisis .
Newyork:
Addison-Wesley Educational Publishers.
Gaya MLA
Allison, Graham., Zelikow, Philip.
"Essence of Decision : Explaining the Cuban Missile Crisis".
Newyork:
Addison-Wesley Educational Publishers,
1999.
Text.