Cita APA (7th ed.)

Sinco, V. G. (1962). Philippine political law, principles and concepts (11th ed.). Community Pub.

Cita Chicago (17th ed.)

Sinco, Vicente Guzman. Philippine Political Law, Principles and Concepts. 11th ed. Manila: Community Pub, 1962.

Cita MLA (9th ed.)

Sinco, Vicente Guzman. Philippine Political Law, Principles and Concepts. 11th ed. Community Pub, 1962.