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208by Peter S. Fernald, L.Dedge Fernald, Jr.Paul M. Quinlan..“...Houghton Mifflin Company...”
Published 1969
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209by Norman L. Munn, L. Dodge Fernald, Jr., and Peter S. Fernald.“...Houghton Mifflin Company...”
Published 1969
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212by Dolciani,Mary P.,Robert H.Sorgenfrey and Edwin F.Beckenbach.“...Houghton Mifflin Company...”
Published 1971
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