Stiffler, M. (2006). Performance: Creating performance driven organization. Wiley India Publ.
Lua i Stíl Chicago (17ú heag.)Stiffler, Mark. Performance: Creating Performance Driven Organization. New Delhi: Wiley India Publ, 2006.
Lua MLA (9ú heag.)Stiffler, Mark. Performance: Creating Performance Driven Organization. Wiley India Publ, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.