APA (7th ed.) Citation

Velayo, R. M. (1964). Philippine citizenship and naturalization (Rev. ed.). Central Book Supply.

Chicago Style (17th ed.) Citation

Velayo, Ramón M. Philippine Citizenship and Naturalization. Rev. ed. Manila: Central Book Supply, 1964.

MLA (9th ed.) Citation

Velayo, Ramón M. Philippine Citizenship and Naturalization. Rev. ed. Central Book Supply, 1964.