The First Human
The Race to Discover Our Earliest Ancestors
Written by Ann Gibbons
Science - Paleontology | Doubleday | Hardcover | April 2006 | $26.00 | 978-0-385-51226-8 (0-385-51226-0)
www.randomhouse.com/doubleday/catalog/display.pperl?0385512260

The First Human
The Race to Discover Our Earliest Ancestors
Written by Ann Gibbons
Science - Paleontology | Anchor | Trade Paperback| April 2007 | $14.95 | 978-1-4000-7696-3 (1-4000-7696-X)
www.randomhouse.com/anchor/catalog/display.pperl?isbn=9781400076963

The First Human
The Race to Discover Our Earliest Ancestors
Written by Ann Gibbons
Science - Paleontology | Anchor | eBook | April 2006 | $17.95 | 978-0-385-51767-6 (0-385-51767-X)
http://www.randomhouse.com/doubleday/catalog/display.pperl?isbn=9780385517676