Lea, P.W.; Day, A.: Printed reference material and related information sources (1990)
0.00
0.0017294863 = product of:
0.015565377 = sum of:
0.015565377 = weight(_text_:of in 758) [ClassicSimilarity], result of:
0.015565377 = score(doc=758,freq=4.0), product of:
0.06370452 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.040738113 = queryNorm
0.24433708 = fieldWeight in 758, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.078125 = fieldNorm(doc=758)
0.11111111 = coord(1/9)
- Abstract
- An authoritative guide to the sources and various formats of reference material. Critical commentary on each category of material is provided