Citace podle APA (7th ed.)

(1998). BIR Tax calendar: BIR enters the age of information technology. Bureau of Internal Revenue.

Citace podle Chicago (17th ed.)

BIR Tax Calendar: BIR Enters the Age of Information Technology. s.l: Bureau of Internal Revenue, 1998.

Citace podle MLA (9th ed.)

BIR Tax Calendar: BIR Enters the Age of Information Technology. Bureau of Internal Revenue, 1998.

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