On-line information retrieval sourcebook
Hall, J L
On-line information retrieval sourcebook - London: ASLIB, 1977 - xii, 267p.
0-85142-106-7
Information retrieval
Boolean logic
D 681.3.022:002 / L7
On-line information retrieval sourcebook - London: ASLIB, 1977 - xii, 267p.
0-85142-106-7
Information retrieval
Boolean logic
D 681.3.022:002 / L7