publisher: Clarkson Potter
publish date: April 7th 1990
format: hardcover pages: 207
language: English
ISBN:
0517561344 (9780517561348)
publisher: National Geographic Society publish date: 1990
format: hardcover pages: 199
language: English
ISBN:
0870447165 (9780870447167)
publisher: Random House, Inc. publish date: September 15th 1991
format: hardcover pages: 164
ISBN:
0871566419 (9780871566416)
publisher: National Geographic
publish date: January 1st 1975
format: library binding pages: 199
language: English
ISBN:
0870441779 (9780870441776)