Cita APA

DEWEY. (1996). Ddc 21 Dewey Decimal Classification Edition 21 Volume 4. Forest Press.

Chicago Style (17th ed.) Citation

DEWEY. Ddc 21 Dewey Decimal Classification Edition 21 Volume 4. Forest Press, 1996.

Cita MLA

DEWEY. Ddc 21 Dewey Decimal Classification Edition 21 Volume 4. Forest Press, 1996.

Atenció: Aquestes cites poden no estar 100% correctes.