00298nam a2200109Ia 4500082002000000100001900020245008200039260003600121300002100157500000500178700000500183  a025.43bR161.DU  aRaju, A. A. N.  aDecimal, Universal Decimal and Colon Classification ; a study in comparisonb  aDelhibAjanta Publicationc1984  axii, 274p. Index  a  a