DALE ERNEST. (1988). MANAGEMENT: THEORY AND PRACTICE (4.). MCGRAW-HILL.
Cita Chicago (17th ed.)DALE ERNEST. MANAGEMENT: THEORY AND PRACTICE. 4. NEW YORK: MCGRAW-HILL, 1988.
Cita MLA (9th ed.)DALE ERNEST. MANAGEMENT: THEORY AND PRACTICE. 4. MCGRAW-HILL, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.