APA
Philippines. Foreign Service Institute, Symposium on Philippine Diplomacy in the 21st century, . (2004). Philippine diplomacy in the 21st century. Makati City: Hanns Seidel Foundation in cooperation with the Foreign Service Institute.
Chicago
Philippines. Foreign Service Institute, Symposium on Philippine Diplomacy in the 21st century, . 2004. Philippine diplomacy in the 21st century. Makati City: Hanns Seidel Foundation in cooperation with the Foreign Service Institute.
Harvard
Philippines. Foreign Service Institute, Symposium on Philippine Diplomacy in the 21st century, . (2004). Philippine diplomacy in the 21st century. Makati City: Hanns Seidel Foundation in cooperation with the Foreign Service Institute.
MLA
Philippines. Foreign Service Institute, Symposium on Philippine Diplomacy in the 21st century, . Philippine diplomacy in the 21st century. Makati City: Hanns Seidel Foundation in cooperation with the Foreign Service Institute. 2004.