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SUPPLEMENTARY AIDS IN TEACHING GENERAL SCIENCE

 

作者: Ellis C. Persing,  

 

期刊: School Science and Mathematics  (WILEY Available online 1929)
卷期: Volume 29, issue 2  

页码: 145-150

 

ISSN:0036-6803

 

年代: 1929

 

DOI:10.1111/j.1949-8594.1929.tb00635.x

 

出版商: Blackwell Publishing Ltd

 

数据来源: WILEY

 

 

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