Philippines (Republic) Congress House of Representatives. (1968). The 1968 Philippine tax program. [s.n.].
Čikaški stil citiranja (17. izdanje)Philippines (Republic) Congress House of Representatives. The 1968 Philippine Tax Program. Manila: [s.n.], 1968.
MLA način citiranja (9. izdanje)Philippines (Republic) Congress House of Representatives. The 1968 Philippine Tax Program. [s.n.], 1968.
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