Power, D. J., & Gannon, M. J. (1986). Strategic management skills. Addison-Wesley.
Lua i Stíl Chicago (17ú heag.)Power, Daniel J., agus Martin J. Gannon. Strategic Management Skills. Reading: Addison-Wesley, 1986.
Lua MLA (9ú heag.)Power, Daniel J., agus Martin J. Gannon. Strategic Management Skills. Addison-Wesley, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.