Ries, A. (1999). The 22 immutable laws of branding. Harper Collins.
Chicago-čujuhus (17. p.)Ries, Al. The 22 Immutable Laws of Branding. London: Harper Collins, 1999.
MLA-čujuhus (9. p.)Ries, Al. The 22 Immutable Laws of Branding. Harper Collins, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.