Philippines (Republic) Laws, statutes, etc. (1963). National internal revenue code (As amended up to June 22, 1963). The Philippine Tax Journal.
Chicago Style (17. basım) AtıfPhilippines (Republic) Laws, statutes, etc. National Internal Revenue Code (As Amended Up to June 22, 1963). Manila: The Philippine Tax Journal, 1963.
MLA (9th ed.) AtıfPhilippines (Republic) Laws, statutes, etc. National Internal Revenue Code (As Amended Up to June 22, 1963). The Philippine Tax Journal, 1963.
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