Duterte, R. R. (2018). State of the nation address of Rodrigo Roa Duterte, President of the Philippines. Presidential Communications Operations Office, Bureau of Communications Services.
Chicagoスタイル(17版)引用形式Duterte, Rodrigo Roa. State of the Nation Address of Rodrigo Roa Duterte, President of the Philippines. Manila: Presidential Communications Operations Office, Bureau of Communications Services, 2018.
MLA(9版)引用形式Duterte, Rodrigo Roa. State of the Nation Address of Rodrigo Roa Duterte, President of the Philippines. Presidential Communications Operations Office, Bureau of Communications Services, 2018.
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