Macmillan children's encyclopedia /
Edited by Leonard Sealey.
- 3rd ed.
- London : Macmillan Children's Books, © 1986.
- Vols. : Ill. ; 25 cm.
Vol. 7- Technology at work ;
314 314
0-333-41273-7 0-333-41274-5
Children's encyclopedias and dictionaries.
032 / M228b
Vol. 7- Technology at work ;
314 314
0-333-41273-7 0-333-41274-5
Children's encyclopedias and dictionaries.
032 / M228b