Philippines (Republic). Bureau of Internal Revenue & Philippines (Republic). (1960). National internal revenue code: Commonwealth Act no. 466 as amended up to June, 1957 (In force and effect July 1, 1939). Bureau of Printing.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Philippines (Republic). Bureau of Internal Revenue và Philippines (Republic). National Internal Revenue Code: Commonwealth Act No. 466 as Amended Up to June, 1957 (In Force and Effect July 1, 1939). Manila: Bureau of Printing, 1960.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Philippines (Republic). Bureau of Internal Revenue và Philippines (Republic). National Internal Revenue Code: Commonwealth Act No. 466 as Amended Up to June, 1957 (In Force and Effect July 1, 1939). Bureau of Printing, 1960.
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