Burg, B., & Mann, J. D. (2007). Go-giver: A little story about a powerful business idea (NA.). Portfolio.
Lua i Stíl Chicago (17ú heag.)Burg, Bob, agus John David Mann. Go-giver: A Little Story About a Powerful Business Idea. NA. London: Portfolio, 2007.
Lua MLA (9ú heag.)Burg, Bob, agus John David Mann. Go-giver: A Little Story About a Powerful Business Idea. NA. Portfolio, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.