Change agent activity by elementary science workshop participants. /

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Bibliographic Details
Main Author:	Mullens, Russell Arnold, 1941-
Format:	Thesis Book
Language:	English
Published:	1974.
Subjects:	Science > Study and teaching (Primary)

Description
Physical Description:	[3], vi, [149] leaves : ill. ; 29 cm.
Bibliography:	Bibliography: leaves 141-143.

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