| GMD | Text |
| Classification | 500 O1s 1993 |
| Publisher | Oxford, England , Oxford University Press, 1993 |
| Subject | Science -- Juvenile literature.Physical sciences -- Juvenile literature.Technology -- Juvenile literature. |
| Series | Oxford reference library. |
| Description | 160 p. : col. ill. ; 29 cm. |
| ISBN | 9780199101436 |
| Additional ISBN | 0199101434 |