Kyle, Barbara.

The universal decimal classification : present position and futur e developments / by B. Kyle and B. C. Vickery. - Paris : UNESCO , 1961. - 34p. ; 24 cm.

Reprinted from the Unesco Bulletin for Libraries, vol. 15, No. 2, Ma rch-April 1961 (items 96 and 181).


Classification, Decimal.--------