| GMD | Text |
| Classification | F STO |
| Publisher | New York, Scholastic, c2008 |
| Subject | Dinosaurs -- Juvenile fiction.Boys -- Juvenile fiction.Best friends -- Juvenile fiction.Tyrannosaurus rex -- Juvenile fiction. |
| Topic | Grade 2-3 Reading (420L-820L) |
| Description | 68 p. : ill. ; 20 cm. |
| ISBN | 9780545053778 |