Internal Marketing vs. Internal Branding: It's All About Connections
http://www.iabc.com/cwb/archive/2006/0406/stershicsemans.htm

Stershic, Sybil F. and Debra Semans
Communication World Bulletin
2006

Abstract:

Employee engagement, getting employees to "live the brand," gaining employee buy-in—today's managers are trying to wrap their minds around these critical practices through internal marketing and internal branding. But not everyone understands these concepts. You even hear people use the terms interchangeably, even though there are a number of differences between these concepts.