STEWART VALERIE. (1983). CHANGE THE CHALLENGE FOR MANAGEMENT. MCGRAW-HILL.
Cita Chicago (17th ed.)STEWART VALERIE. CHANGE THE CHALLENGE FOR MANAGEMENT. LONDON: MCGRAW-HILL, 1983.
Cita MLA (9th ed.)STEWART VALERIE. CHANGE THE CHALLENGE FOR MANAGEMENT. MCGRAW-HILL, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.