Détails du livre
Format
livre numérique
Pages
44
Langue
Anglais
Publié
Jan 1, 2012
Éditeur
Lerner Publications
ISBN-10
1322068402
ISBN-13
9781322068404
Description
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?