by The Worldwatch Institute
Paperback
details (USA).
(see also: eBook (Kindle))
details (UK).
(see also: eBook (Kindle))
details (Germany).
(see also: Kindle Ausgabe)
details (Canada).
(see also: eBook (Kindle))
ISBN: 978-0-393-32923-0
ISBN-10: 0-393-32923-2
W. W. Norton & Company · 2007