Vas, L. (2003). Nine roads to success at work and in life. English Edition.
Chicago-čujuhus (17. p.)Vas, Luis. Nine Roads to Success at Work and in Life. Mumbai: English Edition, 2003.
MLA-čujuhus (9. p.)Vas, Luis. Nine Roads to Success at Work and in Life. English Edition, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.