Thaper, G. D. (1994). Life after 50. UBS.
Lua i Stíl Chicago (17ú heag.)Thaper, G D. Life After 50. New delhi: UBS, 1994.
Lua MLA (9ú heag.)Thaper, G D. Life After 50. UBS, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.