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Current edition

344 pages paperback 1999

nonfiction science informative medium-paced
Other editions (22)
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352 pages paperback 1999

nonfiction science informative medium-paced

missing page info paperback 1999

nonfiction science informative medium-paced

344 pages paperback 1999

nonfiction science informative medium-paced

432 pages hardcover 1999

nonfiction science informative medium-paced

missing page info paperback 1999

nonfiction science informative medium-paced

missing page info digital 1999 user-added

nonfiction science informative medium-paced

388 pages 1999

nonfiction science informative medium-paced

434 pages paperback 1999

nonfiction science informative medium-paced

344 pages hardcover 1999

nonfiction science informative medium-paced

423 pages hardcover 1999

nonfiction science informative medium-paced