解決問題的藝術
[NT 59711] by:
艾可夫(Ackoff, Russell L.); 雷源萊
([NT 1579] Language materials, printed)
, [譯]
低預算高效能廣告法
[NT 59711] by:
斯拉特斯基(Slutsky, Jeff); 雷源萊
([NT 1579] Language materials, printed)
, [譯]
怎樣做最能贏得顧客
[NT 59711] by:
萊托(Lytle, John F.); 雷源萊
([NT 1579] Language materials, printed)
, [譯]