University of the Philippines System. (2001). 7 years of Ugnayan ng Pahinungod System: The gurong pahinungod program in focus. Ugnayan ng Pahinungod System.
Lua i Stíl Chicago (17ú heag.)University of the Philippines System. 7 Years of Ugnayan Ng Pahinungod System: The Gurong Pahinungod Program in Focus. [Quezon City]: Ugnayan ng Pahinungod System, 2001.
Lua MLA (9ú heag.)University of the Philippines System. 7 Years of Ugnayan Ng Pahinungod System: The Gurong Pahinungod Program in Focus. Ugnayan ng Pahinungod System, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.