Soriano, E. C. (1999). Tomas and Ludovico Arejola: Bicolano revolutionaries. National Commission for Culture and the Arts.
Chicago-viite (17. p.)Soriano, Evelyn C. Tomas and Ludovico Arejola: Bicolano Revolutionaries. Manila: National Commission for Culture and the Arts, 1999.
MLA-viite (9. p.)Soriano, Evelyn C. Tomas and Ludovico Arejola: Bicolano Revolutionaries. National Commission for Culture and the Arts, 1999.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.