Castillo, W. (1994). Frats sign peace pact to end conflict: Near rumble erupts after miting de avance. Philippine Collegian.
Chicago-viite (17. p.)Castillo, Warren. "Frats Sign Peace Pact to End Conflict: Near Rumble Erupts After Miting De Avance." Philippine Collegian 1994.
MLA-viite (9. p.)Castillo, Warren. "Frats Sign Peace Pact to End Conflict: Near Rumble Erupts After Miting De Avance." Philippine Collegian, 1994.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.