Cita APA (7a ed.)

Duka, C. D. (2025). Public international law: Simplified (2025 edition.). Rex Book Store.

Cita Chicago Style (17a ed.)

Duka, Cecilio D. Public International Law: Simplified. 2025 edition. Quezon City: Rex Book Store, 2025.

Cita MLA (9a ed.)

Duka, Cecilio D. Public International Law: Simplified. 2025 edition. Rex Book Store, 2025.