APA-Zitierstil (7. Ausg.)

Dewey, M. (1989). Dewey decimal classification and relative index (20th ed.). Forest Press.

Chicago-Zitierstil (17. Ausg.)

Dewey, Melvil. Dewey Decimal Classification and Relative Index. 20th ed. Albany, New York: Forest Press, 1989.

MLA-Zitierstil (9. Ausg.)

Dewey, Melvil. Dewey Decimal Classification and Relative Index. 20th ed. Forest Press, 1989.