Sinco, V. G. (1954). Philippine political law: Principles and concepts (11th ed.). Community Pub.
Čikaški stil citiranja (17. izdanje)Sinco, Vicente Guzman. Philippine Political Law: Principles and Concepts. 11th ed. Manila: Community Pub, 1954.
MLA način citiranja (9. izdanje)Sinco, Vicente Guzman. Philippine Political Law: Principles and Concepts. 11th ed. Community Pub, 1954.
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