Marketing in the 21st century/
Bruce D. Keillor
- Westport: Praeger, 2007.
v. 1. New world marketing / Timothy J. Wilkinson and Andrew R. Thomas, volume editors -- v. 2. Interactive and multi-channel marketing / William J. Hauser and Dale M. Lewison, volume editors -- v. 3. Company and customer relations / Linda M. Orr and Jon M. Hawes, volume editors -- v. 4. Integrated marketing communication / Deborah L. Owens and Douglas R. Hausknecht, volume editors