PROFESSIONAL SELLING A CONSULTATIVE APPROACH
KARL F.GRETZ STEVEN R.DROZDECK WALTER J.WIESENHUTTER1996 年出版469 页ISBN:
QUINTILIAN THE LESSER DECLAMATIONS VOLUME 1
D.R.SHACKLETON BAILEY2006 年出版467 页ISBN:
QUINTILIAN THE LESSER DECLAMATIONS VOLUME 2
D.R.SHACKLETON BAILEY2006 年出版445 页ISBN: