| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2000 | 978-1-903806-00-5 | Susan Buckley · Gillian Bird | Speech, Language and Communication for Individuals with Down Syndrome: Speech and Language Pt. 1: An Overview (Down Syndrome Issues & Information) |
| 2001 | 978-1-903806-05-0 | Gillian Bird · Susan Buckley | Speech and Language Development for Infants with Down Syndrome (0-5 Years): Speech and Language Pt. 2 (Down Syndrome Issues & Information) |