APA (7th ed.) Citation

Grönroos, C., Ballantyne, D., & Sheth, J. N. (2013). Legends in marketing: Christian Grönroos. SAGE.

Chicago Style (17th ed.) Citation

Grönroos, Christian, David Ballantyne, and Jagdish N. Sheth. Legends in Marketing: Christian Grönroos. Los Angeles ; London ; New Delhi ; Singapore ; Washington DC: SAGE, 2013.

MLA (9th ed.) Citation

Grönroos, Christian, et al. Legends in Marketing: Christian Grönroos. SAGE, 2013.