(2001). Ac act converting the municipality of Isabela, province of Basilan into a component city to be known as the city of Isabela. Manila Times.
Čikaški stil citiranja (17. izdanje)"Ac Act Converting the Municipality of Isabela, Province of Basilan into a Component City to Be Known as the City of Isabela." Manila Times 2001.
MLA način citiranja (9. izdanje)"Ac Act Converting the Municipality of Isabela, Province of Basilan into a Component City to Be Known as the City of Isabela." Manila Times, 2001.
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