Herrera, C. (2010). Birth control bill is dead with Aquino about-face. Manila Standard Today.
Chicago-viite (17. p.)Herrera, Christine. "Birth Control Bill Is Dead with Aquino About-face." Manila Standard Today 2010.
MLA-viite (9. p.)Herrera, Christine. "Birth Control Bill Is Dead with Aquino About-face." Manila Standard Today, 2010.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.