Gloria Cunanan Maphouse. Map of Kalayaan group of islands. Cunanan Maphouse, [1995].
Cita Chicago (17th ed.)Gloria Cunanan Maphouse. Map of Kalayaan Group of Islands. Makati, Metro Manila: Cunanan Maphouse, [1995].
Cita MLA (9th ed.)Gloria Cunanan Maphouse. Map of Kalayaan Group of Islands. Cunanan Maphouse, [1995].
Atenció: Aquestes cites poden no estar 100% correctes.