Dyfyniad APA

Dewey, M. (2004). Abridged dewey decimal classification and relative index. Albany, New York: Forest Press.

Dyfyniad Arddull Chicago

Dewey, Melvil. Abridged Dewey Decimal Classification and Relative Index. Albany, New York: Forest Press, 2004.

Dyfyniad MLA

Dewey, Melvil. Abridged Dewey Decimal Classification and Relative Index. Albany, New York: Forest Press, 2004.

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