Citazione Stile APA (7a Edizione)

Velayo, R. M. (1965). Philippine citizenship and naturalization ([Rev. ed.].). Central Book Supply.

Citazione stile Chigago Style (17a edizione)

Velayo, Ramon M. Philippine Citizenship and Naturalization. [Rev. ed.]. Manila: Central Book Supply, 1965.

Citatione MLA (9a ed.)

Velayo, Ramon M. Philippine Citizenship and Naturalization. [Rev. ed.]. Central Book Supply, 1965.