- Author: Books Echo Bay
- Language: English
- Year: 2014
- Author: Beth Melton (Author) Mark Dodge Echo Swinford Ben M. Schorr
- Language: English
- Year: 2013
- Author: Echo Bodine
- Language: English
- Year: 2009
- Author: Echo Bodine
- Language: English
- Year: 2009
- Author: Bodine Echo L.
- Language: English
- Year: 2003
- Author: Philippe Vignon, Echo-in-ICU Group., et al
- Language: French
- Year: 2008
- Author: Michel Slama, Echo-in-ICU Group
- Language: French
- Year: 2009
- Author: Oliver Tickell, Blackwell Echo
- Language: English
- Year: 2008
- Author: Echo Swinford
- Language: English
- Year: 2006