Babauta, L. (2009). The power of less. Hay House.
Chicago-čujuhus (17. p.)Babauta, Leo. The Power of Less. London: Hay House, 2009.
MLA-čujuhus (9. p.)Babauta, Leo. The Power of Less. Hay House, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.