Romualdez, E. Z. (1980). A question of sovereignty: The military bases and Philippine-American relations, 1944-1979. [s.n.].
Lua i Stíl Chicago (17ú heag.)Romualdez, Eduardo Z. A Question of Sovereignty: The Military Bases and Philippine-American Relations, 1944-1979. Manila: [s.n.], 1980.
Lua MLA (9ú heag.)Romualdez, Eduardo Z. A Question of Sovereignty: The Military Bases and Philippine-American Relations, 1944-1979. [s.n.], 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.