Philippines (Republic). Bureau of Telecommunications. Report. s.n.
Chicago Style (17th ed.) CitationPhilippines (Republic). Bureau of Telecommunications. Report. [Manila: s.n.
ציטוט MLAPhilippines (Republic). Bureau of Telecommunications. Report. s.n.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.