Worldchanging: A User's Guide for the 21st Century
by Alex Steffen
ISBN 13: 9780810970854
Format: Paperback (600 pages) Publisher: Abrams Published: 01 Apr 2008
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A User's Guide for the 21st Century: Worldchanging,
by Alex Steffen,Sagmeister Inc.
ISBN 13: 9780810997462
Format: Paperback (600 pages) Publisher: Abrams Published: 01 Mar 2011