What is humanity's greatest challenge?
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Word Count
27,000 words, Guess
Page Count
108 pages
Identifiers
- ISBN-10073774314X
- ISBN-100737743131
- ISBN-139780737743142
- ISBN-139780737743135
- Library of Congress Control Number2009039151
and 2 more
- OCLC Control Number317921320
- Open LibraryOL24547317M
Classifications
- DDC306.09/045
- LCCHN18.3 .W465 2010
Subjects
Series Statement
- At issue. Social issues
- At issue
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