Bruch,Heike & Vagel,Bernd. (2011). Fully Charged. Haward Business Review press.
Chicago-čujuhus (17. p.)Bruch,Heike & Vagel,Bernd. Fully Charged. Boston: Haward Business Review press, 2011.
MLA-čujuhus (9. p.)Bruch,Heike & Vagel,Bernd. Fully Charged. Haward Business Review press, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.