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Google圖書搜尋
A Field Experimental Approach to the Study of Relevance Assessments in Relation to Document Searching
Case Western Reserve University. Center for Documentation and Communication Research
其他書名
Final Report to the National Science Foundation
出版
Case Western Reserve University
, 1967
URL
http://books.google.com.hk/books?id=J2UWAQAAMAAJ&hl=&source=gbs_api