Erro, E. M. G. (2013). Assessment of levels of empowerment of the farmers for agritourism in Casiguran, Aurora. University of the Philippines, Asia Institute of Tourism.
Lua i Stíl Chicago (17ú heag.)Erro, Erika Mary G. Assessment of Levels of Empowerment of the Farmers for Agritourism in Casiguran, Aurora. Quezon City: University of the Philippines, Asia Institute of Tourism, 2013.
Lua MLA (9ú heag.)Erro, Erika Mary G. Assessment of Levels of Empowerment of the Farmers for Agritourism in Casiguran, Aurora. University of the Philippines, Asia Institute of Tourism, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.