MLA

2007-2008 Global Sales Perceptions Report Sales: Strategic Partnership Or Necessary Evil?. Development Dimensions International, Inc. (DDI), .

APA

2007-2008 Global Sales Perceptions Report Sales: Strategic Partnership or Necessary Evil?. Development Dimensions International, Inc. (DDI).

Chicago

2007-2008 Global Sales Perceptions Report Sales: Strategic Partnership Or Necessary Evil?. : Development Dimensions International, Inc. (DDI).