Citazione Stile APA (7a Edizione)

Dewey, M. (1971). Dewey decimal classification and relative index (18th. ed.). Forest Press, a division of OCLC Online Computer Library Center.

Citazione stile Chigago Style (17a edizione)

Dewey, Melvil. Dewey Decimal Classification and Relative Index. 18th. ed. Albany, N.Y.: Forest Press, a division of OCLC Online Computer Library Center, 1971.

Citatione MLA (9a ed.)

Dewey, Melvil. Dewey Decimal Classification and Relative Index. 18th. ed. Forest Press, a division of OCLC Online Computer Library Center, 1971.