publisher: National Geographic
publish date: June 19th 2007
format: hardcover pages: 320
language: English
ISBN:
1426200927 (9781426200922)
publisher: National Geographic publish date: June 1st 2001
format: hardcover pages: 224
language: English
ISBN:
0792263669 (9780792263661)
publisher: Earth Aware Editions publish date: August 11th 2010
format: hardcover pages: 160
ISBN:
1601090552 (9781601090553)