Hellriegel, D. (2002). Management: A competency based approach (9th.). Thomson Asia.
Dyfyniad Arddull ChicagoHellriegel, Don. Management: A Competency Based Approach. 9th. Sinagapore: Thomson Asia, 2002.
Dyfyniad MLAHellriegel, Don. Management: A Competency Based Approach. 9th. Thomson Asia, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.