Citazione APA

Dewey, M. (1979). Abridged dewey decimal classification and relative index. Forest Press.

Stile di citazione Chicago

Dewey, Melvil. Abridged Dewey Decimal Classification and Relative Index. U S A: Forest Press, 1979.

Citazione MLA

Dewey, Melvil. Abridged Dewey Decimal Classification and Relative Index. Forest Press, 1979.