Hyland, Tony, Astronauts / Tony Hyland. - 32 pages : illustrations ; 30 cm. - Extreme jobs . Includes index. 1709 ISBN: 9780732998097 0732998093 Subjects--Topical Terms: Astronautics--Vocational guidance--Juvenile literature.Astronauts--Juvenile literature. Dewey Class. No.: 629.4023