Rapp, Valerie.

Protecting Earth's air quality / Valerie Rapp. - Minneapolis, Minn. : Lerner Publications, c2009. - 72 p. : ill. ; 23 cm. - Saving our living earth. .

Includes bibliographical references and index.

ISBN: 9780822575580

LCCN: 2008000907

Subjects--Topical Terms:
Air--Pollution.
Air quality management.

LC Class. No.: TD883.13 / .R37 2009

Dewey Class. No.: 363.739/2