Wattles, W. (2008). Science of getting rich. Embassy Books Distributers.
Chicago-čujuhus (17. p.)Wattles, Wallare. Science of Getting Rich. Mumbai: Embassy Books Distributers, 2008.
MLA-čujuhus (9. p.)Wattles, Wallare. Science of Getting Rich. Embassy Books Distributers, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.