C. Erana, Princess Lady-Lin, Jonathan N. Tariga, and Leah Grace R. Baguilat. “Praxis and Challenges of Tour Guides in Quirino Province, Philippines”. International Journal of Tourism & Hospitality Reviews 8, no. 2 (September 15, 2021): 08–18. Accessed April 19, 2024. https://mgesjournals.com/ijthr/article/view/ijthr.2021.822.