Scott, M. L. (2005). Dewey Decimal classification, 22nd edition: A study manual and number building guide. Libraries Unlimited.
Cita Chicago (17th ed.)Scott, Mona L. Dewey Decimal Classification, 22nd Edition: A Study Manual and Number Building Guide. Westport, Conn: Libraries Unlimited, 2005.
Cita MLA (9th ed.)Scott, Mona L. Dewey Decimal Classification, 22nd Edition: A Study Manual and Number Building Guide. Libraries Unlimited, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.