1992 science year : : the World book annual science supplement : a review of science and technology during the 1991 school year. [electronic resource] Science year : the World book annual science supplement . — Chicago : : World Book,, c1991.. — 400 p. : : col. ill., maps, ports. ; 26 cm.

Includes bibliographical references and index.



ISBN: 0716605929 9780716605928

Subjects--Topical Terms:
Science--History.

Dewey Class. No.: 509