Ryrne, R. (2007). The Secret (Audio Book). Blackstone Audio.Inc.
Chicago-čujuhus (17. p.)Ryrne, Rhonda. The Secret (Audio Book). Blackstone Audio.Inc, 2007.
MLA-čujuhus (9. p.)Ryrne, Rhonda. The Secret (Audio Book). Blackstone Audio.Inc, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.