Sachdeva, s. (2010). General knowledge yearbook 2010. Competition Review pvt. Ltd.
Lua i Stíl Chicago (17ú heag.)Sachdeva, surendrakumar. General Knowledge Yearbook 2010. Delhi: Competition Review pvt. Ltd, 2010.
Lua MLA (9ú heag.)Sachdeva, surendrakumar. General Knowledge Yearbook 2010. Competition Review pvt. Ltd, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.