Cita APA (7a ed.)

Dewey, M. (1951). Decimal classification (Standard 15 th. ed.). Forest.

Cita Chicago Style (17a ed.)

Dewey, Melvil. Decimal Classification. Standard 15 th. ed. New York: Forest, 1951.

Cita MLA (9a ed.)

Dewey, Melvil. Decimal Classification. Standard 15 th. ed. Forest, 1951.