Palangchao, H. (2003). Lepanto mining firm workers stage strike, cripple operations. Manila Times.
Chicago-viite (17. p.)Palangchao, Harley. "Lepanto Mining Firm Workers Stage Strike, Cripple Operations." Manila Times 2003.
MLA-viite (9. p.)Palangchao, Harley. "Lepanto Mining Firm Workers Stage Strike, Cripple Operations." Manila Times, 2003.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.