Balce, M. E., Carale, L. R., Ferido, M. B., De Guzman, F. S., Mendoza, A. B., Ogena, E. B., . . . Bulan, C. T. (2000). TIMSS-R Philippine report, volume 1: Science. Publisher not identified.
Lua i Stíl Chicago (17ú heag.)Balce, Marina E., Lourdes R. Carale, Marlene B. Ferido, Fe S. De Guzman, Aurora B. Mendoza, Ester B. Ogena, Julieta M. Savellano, Vivien M. Talisayon, agus Celia T. Bulan. TIMSS-R Philippine Report, Volume 1: Science. Place of publication not identified: Publisher not identified, 2000.
Lua MLA (9ú heag.)Balce, Marina E., et al. TIMSS-R Philippine Report, Volume 1: Science. Publisher not identified, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.