Kahaner, L. (1996). Competitive Intelligence. Simon & Schuster.
Lua i Stíl Chicago (17ú heag.)Kahaner, Larry. Competitive Intelligence. Simon & Schuster, 1996.
Lua MLA (8ú heag.)Kahaner, Larry. Competitive Intelligence. Simon & Schuster, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.