Barrato, C. L., & Benaning, M. N. (1978). Pinatubo Negritos: Revisited. Philippine Center for Advanced Studies Museum, University of the Philippines.
Lua i Stíl Chicago (17ú heag.)Barrato, Calixto L., agus Marvyn N. Benaning. Pinatubo Negritos: Revisited. Quezon City: Philippine Center for Advanced Studies Museum, University of the Philippines, 1978.
Lua MLA (9ú heag.)Barrato, Calixto L., agus Marvyn N. Benaning. Pinatubo Negritos: Revisited. Philippine Center for Advanced Studies Museum, University of the Philippines, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.