Citazione APA

Prasher R G. (1963). Universal Decimal Classification English Abridged edition 1961 (3.). British standards Institution.

Stile di citazione Chicago

Prasher R G. Universal Decimal Classification English Abridged Edition 1961. 3. London: British standards Institution, 1963.

Citazione MLA

Prasher R G. Universal Decimal Classification English Abridged Edition 1961. 3. British standards Institution, 1963.