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What Is the Most Effective Way of Arranging the Length and Use of the Class Period?
Holland, Bertram; Anderson, Lester
1959
Citation:Holland, Bertram; Anderson, Lester (1959). "What Is the Most Effective Way of Arranging the Length and Use of the Class Period?." NASSP Bulletin 246(43): 158-163. <http://hdl.handle.net/2027.42/67158>