-
Reference and information services : an introduction (2001)
0.05
0.049769238 = product of:
0.099538475 = sum of:
0.099538475 = product of:
0.19907695 = sum of:
0.19907695 = weight(_text_:130 in 1522) [ClassicSimilarity], result of:
0.19907695 = score(doc=1522,freq=2.0), product of:
0.34948543 = queryWeight, product of:
6.444614 = idf(docFreq=190, maxDocs=44218)
0.05422907 = queryNorm
0.5696288 = fieldWeight in 1522, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.444614 = idf(docFreq=190, maxDocs=44218)
0.0625 = fieldNorm(doc=1522)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Isbn
- 1-56308-130-X
-
Reference and information services : an introduction (1995)
0.02
0.024884619 = product of:
0.049769238 = sum of:
0.049769238 = product of:
0.099538475 = sum of:
0.099538475 = weight(_text_:130 in 1523) [ClassicSimilarity], result of:
0.099538475 = score(doc=1523,freq=2.0), product of:
0.34948543 = queryWeight, product of:
6.444614 = idf(docFreq=190, maxDocs=44218)
0.05422907 = queryNorm
0.2848144 = fieldWeight in 1523, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.444614 = idf(docFreq=190, maxDocs=44218)
0.03125 = fieldNorm(doc=1523)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Isbn
- 1-56308-130-X
-
Nicholas, D.: Assessing information needs : tools and techniques (1996)
0.02
0.018368226 = product of:
0.03673645 = sum of:
0.03673645 = product of:
0.0734729 = sum of:
0.0734729 = weight(_text_:22 in 5941) [ClassicSimilarity], result of:
0.0734729 = score(doc=5941,freq=2.0), product of:
0.18990096 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.05422907 = queryNorm
0.38690117 = fieldWeight in 5941, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.078125 = fieldNorm(doc=5941)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 26. 2.2008 19:22:51