Hopkinson, Hazel <br/><br/>
Technical communication 

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 - Sydney  McGraw-Hill  1974 
 - x,365p., ill   
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<br/><br/><label>Subjects--Index Terms: </label>Science  Chemistry  Pure sciences  Natural sciences  Scienctific research  Scientific research  Research  Research works 
<br/><br/><label>Dewey Class. No.: </label>501