APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.