Erzberger's dilemma: Validity in action research and science teachers' need to know

 

作者: Allan Feldman,  

 

期刊: Science Education  （WILEY Available online 1994）
卷期: Volume 78, issue 1  

页码: 83-101

 

ISSN:0036-8326

 

年代: 1994

 

DOI:10.1002/sce.3730780106

 

出版商: Wiley Subscription Services, Inc., A Wiley Company

 

数据来源: WILEY

 

 

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