Encyclopaedia Of Dewey Decimal Classification

The Dewey Decimal classification (DDC) system is the world''s most widely used library classification system. Then 22nd edition of the DDC enhances the efficiency and accuracy of your classification work in way no previous editions have done. The DDC evolves continually. to keep up with recorded knowledge. The Dewey Decimal classification work in ways no previous editions have done. The Dewey Deci...