Cruikshank Jeffrey L. (2005). Shaping the Waves. Harvard Business.
Lua i Stíl Chicago (17ú heag.)Cruikshank Jeffrey L. Shaping the Waves. Boston: Harvard Business, 2005.
Lua MLA (9ú heag.)Cruikshank Jeffrey L. Shaping the Waves. Harvard Business, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.