APA
(2000). International politics and philippine foreign policy: the intertwining of the 19th and 20th centuries. Quezon City: UNESCO.
Chicago
2000. International politics and philippine foreign policy: the intertwining of the 19th and 20th centuries. Quezon City: UNESCO.
Harvard
(2000). International politics and philippine foreign policy: the intertwining of the 19th and 20th centuries. Quezon City: UNESCO.
MLA
International politics and philippine foreign policy: the intertwining of the 19th and 20th centuries. Quezon City: UNESCO. 2000.