Escandor, J. J. (1999). Teachers hit GSIS over loan surcharge. Kabayan.
Chicago Style aipamenaEscandor, Juan Jr. "Teachers Hit GSIS over Loan Surcharge." Kabayan 1999.
MLA aipamenaEscandor, Juan Jr. "Teachers Hit GSIS over Loan Surcharge." Kabayan, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.