DRUCKER PETER F. (1992). MANAGING FOR THE FUTURE: THE 1990 AND BEYOND. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Cita Chicago (17th ed.)DRUCKER PETER F. MANAGING FOR THE FUTURE: THE 1990 AND BEYOND. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1992.
Cita MLA (9th ed.)DRUCKER PETER F. MANAGING FOR THE FUTURE: THE 1990 AND BEYOND. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.