| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Brains on Fire: Igniting Powerful, Sustainable, Word of Mouth Movements | 978-0-470-61418-1 (0-470-61418-8) | 2010 | Greg Cordell · Geno Church · Spike Jones |
| The Passion Conversation: Understanding, Sparking, and Sustaining Word of Mouth Marketing | 978-1-118-53333-8 (1-118-53333-X) | 2013 | Greg Cordell · Geno Church · John Moore |