Schmidt,Eric, & Rosenberg, J. (2007). How Google works. HBS Press.
Chicago-čujuhus (17. p.)Schmidt,Eric, juo Jonathan Rosenberg. How Google Works. HBS Press, 2007.
MLA-čujuhus (9. p.)Schmidt,Eric, juo Jonathan Rosenberg. How Google Works. HBS Press, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.