"Tractors are busy machines. See the big jobs they do each day!"--p.[4] of cover.
- ISBN10 0756644542
- ISBN13 9780756644543
- Publish Date 1 December 2009
- Publish Status Out of Stock
- Publish Country GB
- Imprint DK Publishing (Dorling Kindersley)
- Format Paperback (US Trade)
- Pages 32
- Language English