Valero, G. M. C. (1993). Spratly archipelago: Is the question of sovereignty still relevantn : a roundtable discussion. Institute of International Legal Studies.
Lua i Stíl Chicago (17ú heag.)Valero, Gerardo Martin C. Spratly Archipelago: Is the Question of Sovereignty Still Relevantn : A Roundtable Discussion. Q. C: Institute of International Legal Studies, 1993.
Lua MLA (9ú heag.)Valero, Gerardo Martin C. Spratly Archipelago: Is the Question of Sovereignty Still Relevantn : A Roundtable Discussion. Institute of International Legal Studies, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.