Gonzalez, B. C. (2003). First Quadrants first year: 800% over forecast. Philippine Star.
Lua i Stíl Chicago (17ú heag.)Gonzalez, Barbara C. "First Quadrants First Year: 800% over Forecast." Philippine Star 2003.
Lua MLA (9ú heag.)Gonzalez, Barbara C. "First Quadrants First Year: 800% over Forecast." Philippine Star, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.