| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Search Engine Optimization All-in-one Desk Reference for Dummies | 978-0-470-49538-4 | 2009 | Bruce Clay |
| Search Engine Optimization All-in-one Desk Reference for Dummies: Epub Edition | 978-0-470-49540-7 | 2009 | " |
| Search Engine Optimization All-in-One For Dummies | 978-1-118-02441-6 | 2012 | " |
| Search Engine Optimization All-in-One For Dummies | 978-0-470-37973-8 | 2009 | " |