Philippines (Republic) Bureau of Internal Revenue & Camillo, A. B. Complete B.I.R. rulings. s.n.
Chicago Style (17th ed.) CitationPhilippines (Republic) Bureau of Internal Revenue and Alfonso B. Camillo. Complete B.I.R. Rulings. [Manilan: s.n.
MLA (9th ed.) CitationPhilippines (Republic) Bureau of Internal Revenue and Alfonso B. Camillo. Complete B.I.R. Rulings. s.n.
Warning: These citations may not always be 100% accurate.