Catanduanes. [s.n.
Cita Chicago (17th ed.)Catanduanes. [Manila]: [s.n.
Cita MLA (9th ed.)Catanduanes. [s.n.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)
Catanduanes. [s.n.
Cita Chicago (17th ed.)Catanduanes. [Manila]: [s.n.
Cita MLA (9th ed.)Catanduanes. [s.n.