Iyengar, G. V. (2007). High performance leadership. Himalaya.
Lua i Stíl Chicago (17ú heag.)Iyengar, G. Vijayraghavan. High Performance Leadership. Mumbai: Himalaya, 2007.
Lua MLA (9ú heag.)Iyengar, G. Vijayraghavan. High Performance Leadership. Himalaya, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.