University of Guyana Library

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How in the world? - Pleasantville, N.Y. : Reader's Digest, 1990. - 448 p. : ill., charts, diagrs., photos, maps.

At head of title: Reader's digest.

ISBN: 0895773538

Subjects--Topical Terms:
Technology--Miscellanea.
Science--Miscellanea.
Medicine--Miscellanea.

LC Class. No.: T47 / H68