What makes the world go round?
Subtitle: a question-and-answer encyclopedia
By: general editor: Jinny Johnson ; consultant editor: Philip Whitfield.
Contributors: Johnson, Jinny.; Whitfield, Philip, 1944-
Publisher: Marshall
Published: 1997
Place of publication: London
Language: eng
Number of pages: 144
Subjects: Natural history -- Miscellanea -- Juvenile literature.
Notes: Includes index.

Ages 8 and up.