Villegas, C. G. (2003). On constitutional amendment. IN Small talk [column]: Presidential vs. parliamentary form of government. Leyte Samar Daily Express.
Čikaški stil citiranja (17. izdanje)Villegas, Cesar G. "On Constitutional Amendment. IN Small Talk [column]: Presidential Vs. Parliamentary Form of Government." Leyte Samar Daily Express 2003.
MLA način citiranja (9. izdanje)Villegas, Cesar G. "On Constitutional Amendment. IN Small Talk [column]: Presidential Vs. Parliamentary Form of Government." Leyte Samar Daily Express, 2003.
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