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Blough, Glenn Orlando

Elementary school science and how to teach it / Glenn O. Blough, Julius Schwartz. - 5th ed. - New York: Holt, Rinehart and Winston, 1974. - 753 p. : ill. ; 24 cm.

Includes bibliography p. 713-741 and index.

ISBN: 0030915392

Subjects--Topical Terms:
Science--Study and teaching (Elementary)

Dewey Class. No.: 372.35044