Graham, R., & Singer, E. (2006). Top management class: Lessons for effectiveness. Jaico.
Dyfyniad Arddull ChicagoGraham, Richard, and Edwin Singer. Top Management Class: Lessons for Effectiveness. Mumbai: Jaico, 2006.
Dyfyniad MLAGraham, Richard, and Edwin Singer. Top Management Class: Lessons for Effectiveness. Jaico, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.