O'Connor, C. A. (1994). Leadership in a week. Hodder & Stoughton.
Dyfyniad Arddull ChicagoO'Connor, Carol A. Leadership in a Week. London: Hodder & Stoughton, 1994.
Dyfyniad MLAO'Connor, Carol A. Leadership in a Week. Hodder & Stoughton, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.