Ajero, J. C., Cacayuran, J., & Cruz, R. Perceived tourism impacts in Sagada: Temporal analysis.
Lua i Stíl Chicago (17ú heag.)Ajero, Jennifer Clare, Jennievie Cacayuran, agus Reil Cruz. Perceived Tourism Impacts in Sagada: Temporal Analysis.
Lua MLA (9ú heag.)Ajero, Jennifer Clare, et al. Perceived Tourism Impacts in Sagada: Temporal Analysis.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.