MATEKJA KEN. (1995). MANAGER`S GUIDE TO THE MILLENNIUM. AMACOM.
Lua i Stíl Chicago (17ú heag.)MATEKJA KEN. MANAGER`S GUIDE TO THE MILLENNIUM. NEW YORK: AMACOM, 1995.
Lua MLA (9ú heag.)MATEKJA KEN. MANAGER`S GUIDE TO THE MILLENNIUM. AMACOM, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.