Vas, L. (2003). Nine roads to success at work and in life. English Edition.
Cita Chicago (17th ed.)Vas, Luis. Nine Roads to Success at Work and in Life. Mumbai: English Edition, 2003.
Cita MLA (9th ed.)Vas, Luis. Nine Roads to Success at Work and in Life. English Edition, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.