APA (7th ed.) Zitazioa

Dewey, M. (1979). Dewey decimal classification and relative index (19th. ed.). Forest Press, a division of OCLC Online Computer Library Center.

Chicago Style (17th ed.) Zitazioa

Dewey, Melvil. Dewey Decimal Classification and Relative Index. 19th. ed. Albany, N.Y.: Forest Press, a division of OCLC Online Computer Library Center, 1979.

MLA (9th ed.) Zitazioa

Dewey, Melvil. Dewey Decimal Classification and Relative Index. 19th. ed. Forest Press, a division of OCLC Online Computer Library Center, 1979.

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