When taken aboard the spaceship of creatures who announce a plan to save Earth from human beings, Morgan and Sid doubt the beings are from outer space and that their intentions are good.
- ISBN10 0525285857
- ISBN13 9780525285854
- Publish Date 30 April 1981
- Publish Status Out of Stock
- Publish Country US
- Imprint Penguin Books Ltd
- Format Hardcover
- Language English