(2003). GSIS: 300,000 loans okayed. Philippine Star.
Chicago Style aipamena"GSIS: 300,000 Loans Okayed." Philippine Star 2003.
MLA aipamena"GSIS: 300,000 Loans Okayed." Philippine Star, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena