Somera, R. D. (1995). Invisible kin: Filipino aging in a bureaucratic context. Reliance Pub. House.
Lua i Stíl Chicago (17ú heag.)Somera, Rene D. Invisible Kin: Filipino Aging in a Bureaucratic Context. New Delhi: Reliance Pub. House, 1995.
Lua MLA (9ú heag.)Somera, Rene D. Invisible Kin: Filipino Aging in a Bureaucratic Context. Reliance Pub. House, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.