Philippines (Republic) Bureau of Internal Revenue, Philippines (Republic), & Superius Management and Investment Corp. (1973). Presidential issuances: Taxation and revenue rules and regulations. [s.n.
Cita Chicago (17th ed.)Philippines (Republic) Bureau of Internal Revenue, Philippines (Republic), i Superius Management and Investment Corp. Presidential Issuances: Taxation and Revenue Rules and Regulations. Quezon City: [s.n, 1973.
Cita MLA (9th ed.)Philippines (Republic) Bureau of Internal Revenue, et al. Presidential Issuances: Taxation and Revenue Rules and Regulations. [s.n, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.