Ballard, Carol.
The heart and circulation /
Carol Ballard.
- Detroit : Kidhaven Press, c2005.
- 32 p. : ill. ; 28 cm.
- Exploring the human body .
Includes bibliographical references (p. 31) and index.
0737730196 (hard cover : alk. paper)
2004023216
Cardiovascular system.
QP103 / .B356 2005
612.1