Silverio, F. (2023). Bulacan town chief of police shot dead. Manila Times.
Chicago-viite (17. p.)Silverio, Frederick. "Bulacan Town Chief of Police Shot Dead." Manila Times 2023.
MLA-viite (9. p.)Silverio, Frederick. "Bulacan Town Chief of Police Shot Dead." Manila Times, 2023.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.