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Lua i Stíl Chicago (17ú heag.)Arizala, Rodolfo A. A Brief Guide to the Diplomatic History of the Filipino People: From President Emilio F. Aguinaldo to President Fidel V. Ramos, 1898-1998. [Lucena City: s.n.], 1998.
Lua MLA (9ú heag.)Arizala, Rodolfo A. A Brief Guide to the Diplomatic History of the Filipino People: From President Emilio F. Aguinaldo to President Fidel V. Ramos, 1898-1998. s.n.], 1998.
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