Davinson, D.: Reference service (1979)
0.04
0.044593733 = product of:
0.089187466 = sum of:
0.089187466 = product of:
0.17837493 = sum of:
0.17837493 = weight(_text_:x in 3766) [ClassicSimilarity], result of:
0.17837493 = score(doc=3766,freq=2.0), product of:
0.19116588 = queryWeight, product of:
4.2226825 = idf(docFreq=1761, maxDocs=44218)
0.045271195 = queryNorm
0.9330898 = fieldWeight in 3766, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.2226825 = idf(docFreq=1761, maxDocs=44218)
0.15625 = fieldNorm(doc=3766)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Isbn
- 0-85157-291-X