Philippines. National Educational Testing and Research Center. (1980). Annual report. Prepared by Publication and Documentation Unit, Research and Evaluation Division, National Educational Testing and Research Center.
Lua i Stíl Chicago (17ú heag.)Philippines. National Educational Testing and Research Center. Annual Report. Pasig, Metro Manila: Prepared by Publication and Documentation Unit, Research and Evaluation Division, National Educational Testing and Research Center, 1980.
Lua MLA (9ú heag.)Philippines. National Educational Testing and Research Center. Annual Report. Prepared by Publication and Documentation Unit, Research and Evaluation Division, National Educational Testing and Research Center, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.