HAMEL, C. (1994). Competing For The Future. Harvard Business School.
Lua i Stíl Chicago (17ú heag.)HAMEL, Cary. Competing For The Future. Harvard Business School, 1994.
Lua MLA (8ú heag.)HAMEL, Cary. Competing For The Future. Harvard Business School, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.