What if--?
Subtitle: intriguing answers for the insatiably curious
By: [editor in chief, Marshal Brain ; contributing writers, Marshall Brain ... et al.].
Contributors: HowStuffWorks, Inc
Edition: 1st ed.
Publisher: Wiley Pub.; Wiley
Published: 2002
Place of publication: New York
Language: eng
Number of pages: 139
ISBN-13: 9780764566578
Other titles: Marshall Brain's how stuff works
Notes: Includes index.