PSM S : challenge book /
PSM S : challenge book /
general editor, Donald Stagg
- Thornes
- vii, 326 pages : illustrations
0859506835 (pbk)
LC gb88-46717
GB88-46717
Mathematics--Study and teaching (Secondary)--Great Britain
QA 43 / .P7
0859506835 (pbk)
LC gb88-46717
GB88-46717
Mathematics--Study and teaching (Secondary)--Great Britain
QA 43 / .P7