Grogan, D.: Practical reference work (1992)
0.00
0.0034169364 = product of:
0.010250809 = sum of:
0.010250809 = product of:
0.020501617 = sum of:
0.020501617 = weight(_text_:of in 3348) [ClassicSimilarity], result of:
0.020501617 = score(doc=3348,freq=6.0), product of:
0.06850986 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.043811057 = queryNorm
0.2992506 = fieldWeight in 3348, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.078125 = fieldNorm(doc=3348)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Abstract
- This new edition reflects the best of current practice and the findings of recent research. It includes the effects on reference work of OPACs, CD-ROM, expert systems and online databases, also covers recent work on question analysis and information-seeking behaviour
