Valdez, R. D., & Villegas, V. H. (2016). Exploring the potential of operating a coffee tourism attraction: The case of Bangaan and Pidlisan, Sagada, Mountain Province. Asian Institute of Tourism, University of the Philippines Diliman.
Cita Chicago (17th ed.)Valdez, Riel D., i Victoria H. Villegas. Exploring the Potential of Operating a Coffee Tourism Attraction: The Case of Bangaan and Pidlisan, Sagada, Mountain Province. Quezon City: Asian Institute of Tourism, University of the Philippines Diliman, 2016.
Cita MLA (9th ed.)Valdez, Riel D., i Victoria H. Villegas. Exploring the Potential of Operating a Coffee Tourism Attraction: The Case of Bangaan and Pidlisan, Sagada, Mountain Province. Asian Institute of Tourism, University of the Philippines Diliman, 2016.