Describes the various parts of the human circulatory system and explains how and why blood is circulated throughout the body.

The Circulatory System 1998, Children's Press(CT), New York, NY

ISBN-13: 9780516262611

Trade paperback

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The Circulatory System 1997, Children's Press(CT), New York, NY

ISBN-13: 9780516204383

Hardcover

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