Buchdetails
Format
E-Book
Seiten
44
Sprache
Englisch
Veröffentlicht
Jan 1, 2012
Verlag
Lerner Publications
ISBN-10
1322068402
ISBN-13
9781322068404
Beschreibung
The circulatory system is made up of the heart, the blood, and strong tubes called blood vessels. But what does the circulatory system do? And how do its parts work together to keep your body healthy?