Philippines. Bureau of Internal Revenue & Career Development Center (Quezon City, Philippines). (1992). Complete 1991 B.I.R. rulings. The Center.
Chicago Style (17th ed.) CitationPhilippines. Bureau of Internal Revenue and Philippines) Career Development Center (Quezon City. Complete 1991 B.I.R. Rulings. Quezon City: The Center, 1992.
MLA (9th ed.) CitationPhilippines. Bureau of Internal Revenue and Philippines) Career Development Center (Quezon City. Complete 1991 B.I.R. Rulings. The Center, 1992.
Warning: These citations may not always be 100% accurate.