Philippines (Republic). National Library & Bibliography Division. (1972). Constitutional convention 1970 campaign materials: A research guide. [s.n.].
Čikaški stil citiranja (17. izdanje)Philippines (Republic). National Library i Bibliography Division. Constitutional Convention 1970 Campaign Materials: A Research Guide. Manila: [s.n.], 1972.
MLA način citiranja (9. izdanje)Philippines (Republic). National Library i Bibliography Division. Constitutional Convention 1970 Campaign Materials: A Research Guide. [s.n.], 1972.
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