Ben- Shahar, T. (2009). The Pursuit of Perfect. TMH.
Chicago-čujuhus (17. p.)Ben- Shahar, Tal. The Pursuit of Perfect. TMH, 2009.
MLA-čujuhus (9. p.)Ben- Shahar, Tal. The Pursuit of Perfect. TMH, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.