More about ... the blue whale, creatures of the night, what happens in the spring, let's go to the moon
By: Special Publications Division, National Geographic Society
Series: Books for young explorers
Publisher: The Society
Published: 1977
Place of publication: Washington, D. C
Language: eng
Number of pages: 23
Subjects: Blue whale; Nocturnal animals; Spring; Space flight to the moon
Notes: A guide to accompany four volumes of the National Geographic Society series, Books for young explorers

Includes bibliographies