Hacon, R. J. (1972). Personal and organizational effectiveness. McGraw-Hill.
Cita Chicago (17th ed.)Hacon, Richard J. Personal and Organizational Effectiveness. London: McGraw-Hill, 1972.
Cita MLA (9th ed.)Hacon, Richard J. Personal and Organizational Effectiveness. McGraw-Hill, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.