Reference and information services : an introduction (2001)
0.05
0.04502231 = product of:
0.13506693 = sum of:
0.13506693 = weight(_text_:reference in 1522) [ClassicSimilarity], result of:
0.13506693 = score(doc=1522,freq=6.0), product of:
0.21685678 = queryWeight, product of:
4.0683694 = idf(docFreq=2055, maxDocs=44218)
0.05330312 = queryNorm
0.62283933 = fieldWeight in 1522, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
4.0683694 = idf(docFreq=2055, maxDocs=44218)
0.0625 = fieldNorm(doc=1522)
0.33333334 = coord(1/3)
- LCSH
- Reference services (Libraries)
- Subject
- Reference services (Libraries)
