Black holes /
by Martha E.H. Rustad.
- North Mankato, Minn. : Capstone Press, c2012.
- 24 p. : col. ill. ; 23 x 28 cm.
- Pebble plus. Exploring space. .
Includes bibliographical references (p. 23) and index.
"Full-color photographs and simple text provide a brief introduction to black holes"--Provided by publisher.