00473cam a2200157 4500008004100000020002200041100002500063245008600088260003400174300002100208500002000229650003900249003000100288005001700289040000900306  a8170002400 (hbk.)1 aSatyanarayana, V.V.V14aThe Universal decimal classification :ba practical primer/cV.V.V. Satyanarayana aNew Delhi :bEss Ess ;c1998. axi,158 p.c23cm. aIncludes index. 0aClassification, Universal decimal.20230123134253.0 cNUST