by David Singmaster
Paperback
details (UK).
(see also: Electronics)
details (USA).
(see also: Electronics)
ISBN: 978-0-907395-00-3
ISBN-10: 0-907395-00-7
Imprint unknown · 1980
|
|
by David SingmasterPaperback details (UK). details (USA).
ISBN: 978-0-907395-00-3 ISBN-10: 0-907395-00-7 Imprint unknown · 1980 |
| See also: | ||
| 1981 | Paperback | Notes on Rubik's 'Magic Cube' |