Herrera, C. F. (2013). Tuition cost may lead to fewer college grads. Manila Standard Today.
Chicago-referens (17:e uppl.)Herrera, Christine F. "Tuition Cost May Lead to Fewer College Grads." Manila Standard Today 2013.
MLA-referens (9:e uppl.)Herrera, Christine F. "Tuition Cost May Lead to Fewer College Grads." Manila Standard Today, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.