| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| The Book of Positive Quotations | 978-1-57749-169-9 | 2007 | John Cook · Leslie Ann Gibson |
| The Boy's Book of Positive Quotations | 978-1-57749-189-7 | 2009 | |
| The Girl's Book of Positive Quotations | 978-1-57749-175-0 | 2008 | Leslie Ann Gibson |
| The Nightly Book of Positive Quotations | 978-1-57749-188-0 | 2009 | |
| The Women's Book of Positive Quotations | 978-1-57749-238-2 | 2010 | Leslie Gibson |