- Author: Thorsten Hennig-Thurau, Mark B Houston
- Language: English
- Year: 2018
- Author: Thorsten Hennig-Thurau & Mark B. Houston
- Language: English
- Author: Thorsten Hennig-Thurau, Mark B. Houston
- Language: English
- Year: 2018
- Author: Thorsten Hennig-Thurau Mark B. Houston
- Language: English
- Year: 2019