APA Edition Citation

Dewey, M., & Melvil Dewey. (2003). DDC 22: Dewey Decimal Classification. OCLC.

Chicago Edition Citation

Dewey, Melvil, and Melvil Dewey. DDC 22: Dewey Decimal Classification. Dublin, Ohio: OCLC, 2003.

MLA Edition Citation

Dewey, Melvil, and Melvil Dewey. DDC 22: Dewey Decimal Classification. OCLC, 2003.

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