戴爾.喬諾 ((Del Gaizo, Edward R.))

超級業務員的25堂課 by: 麥隆 ((Marone, Mark D.)); Del Gaizo, Edward R; Lunsford, Seleste E; 朗斯佛特 ((Lunsford, Seleste E.)); Marone, Mark D; 戴爾.喬諾 ((Del Gaizo, Edward R.)); 吳幸玲 (Language materials, printed)