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<br/><br/><label>LCCN: </label>67024210 
<br/><br/><label>Nat. Bib. No.: </label> 2 
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<br/><br/><label>Subjects--Corporate Names: </label><br/>     6 --0-- 2 --------
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Constructivism.    --------20--
<br/><br/><label>Subjects--Geographic Terms: </label><br/>--------20--
<br/><br/><label>Index Terms--Genre/Form: </label><br/>----2
<br/><br/><label>LC Class. No.: </label>N6490  / .R542 
<br/><br/><label>Dewey Class. No.: </label>701.8  / 2 
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