APA-viite

Dewey, M. (1979). Dewey decimal classification and relative index (Ed.19.).

Chicago-tyylinen lähdeviittaus

Dewey, Melvil. Dewey Decimal Classification and Relative Index. Ed.19. New York, Online Computer Library Centre, 1979.

MLA-viite

Dewey, Melvil. Dewey Decimal Classification and Relative Index. Ed.19. 1979.