APA Citation

Dewey, M. (1989). Dewey decimal classification and relative index, vol.4 (20th ed.). New York: Forest Press.

Chicago Style Citation

Dewey, Melvil. Dewey Decimal Classification and Relative Index, Vol.4. 20th ed. New York: Forest Press, 1989.

MLA Citation

Dewey, Melvil. Dewey Decimal Classification and Relative Index, Vol.4. 20th ed. New York: Forest Press, 1989.

Warning: These citations may not always be 100% accurate.