| title | ISBN-13 | year of publication |
|---|---|---|
| Know Your Code: A Guide to the OBC, 2009 ed. | 978-0-314-90426-3 | 2009 |
| Know Your Code: A Guide to the OBC, 2010 ed. | 978-0-314-90428-7 | 2010 |
| Know Your Code: A Guide to the OBC, 2011 ed. | 978-0-314-92281-6 | 2011 |
| Know Your Code: A Guide to the OBC, 2012-2013 ed. | 978-0-314-93665-3 | 2012 |
| Know Your Code: A Guide to the OBC, 2013 ed. | 978-0-314-61820-7 | 2013 |
| Know Your Code: A Guide to the OBC, 2014 ed. | 978-0-314-62589-2 | 2014 |