| GMD | Text |
| Classification | 155.5 B99 |
| Publisher | New York, Avon Camelot Book, c1970 |
| Subject | People with mental disabilities -- Fiction.Brothers and sisters -- Juvenile fiction.Mentally handicapped -- Fiction.People with mental disabilities. |
| Topic | Psychology |
| Description | 142 p. : ill. ; 19 cm. |
| ISBN | 9780380000982 |
| Additional ISBN | 0380000989 |