Burn, Barbara. North American trees / text by Barbara Burn ; foreword by Thomas S. Elias. - New York : Bonanza, 1984. - 96 p. : ill. - The National Audubon Society collection nature series . Includes bibliographical references. ISBN: 0517447428 LCCN: 84003024 Subjects--Topical Terms: Trees--North America. Dewey Class. No.: 582.16097