Philippines (Republic). Laws, statutes, etc. (1969). Copyright, patent and trademark laws of the Philippines (3rd ed.). Central Book Supply.
Citazione stile Chigago Style (17a edizione)Philippines (Republic). Laws, statutes, etc. Copyright, Patent and Trademark Laws of the Philippines. 3rd ed. Manila: Central Book Supply, 1969.
Citatione MLA (9a ed.)Philippines (Republic). Laws, statutes, etc. Copyright, Patent and Trademark Laws of the Philippines. 3rd ed. Central Book Supply, 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.