BS 1000 [0] : 1972 : UDC : generalities
- 2nd English full ed.
- London BSI 1972
- 64p.
- FID pub. ; No. 483 .
BS 1000 [0] : 1972
025.45:0 /
BS 1000 [0] : 1972
025.45:0 /
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