Wallace, H. R., & Masters, L. A. (2006). Personal development for life and work (9th ed.). Thomson/South-Western.
Stile di citazione ChicagoWallace, Harold R., e L. Ann Masters. Personal Development for Life and Work. 9th ed. Ohio: Thomson/South-Western, 2006.
Citazione MLAWallace, Harold R., e L. Ann Masters. Personal Development for Life and Work. 9th ed. Thomson/South-Western, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.