Butterflies of the United States and Canada.
Contributors: World Book, Inc.
Series: World Book's science & nature guides
Publisher: World Book
Published: 2004
Place of publication: Chicago, Ill
Language: eng
Subjects: Butterflies -- North America -- Juvenile literature.; Butterflies -- North America -- Identification -- Juvenile literature.
Genres: Juvenile literature.; Identification
Notes: Includes bibliographical references (p.   ).