Dyfyniad APA

Scott, M. L. A. (2004). Dewey decimal classification, 21 st edition: A study manual and number building guide.

Dyfyniad Arddull Chicago

Scott, Mona L; Author. Dewey Decimal Classification, 21 St Edition: A Study Manual and Number Building Guide. London, Libraries Unlimited, 2004.

Dyfyniad MLA

Scott, Mona L; Author. Dewey Decimal Classification, 21 St Edition: A Study Manual and Number Building Guide. 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.