| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Ladders to Literacy: A Kindergarten Activity Book, Second Edition | 978-1-55766-832-5 (1-55766-832-9) | 2005 | Rollanda O'Connor Ph.D. · Angela Syverson Ph.D. · Patricia Vadasy Ph.D. |
| Ladders to Literacy: A Preschool Curriculum, Second Edition | 978-1-55766-913-1 (1-55766-913-9) | 2007 | Angela Notari-Syverson Ph.D. · Rollanda O'Connor Ph.D. · Patricia Vadasy Ph.D. |
C.P. · **O.C.** · O'Connor · O.P. · R. C. · R. O'Connor · R. P.