Cita APA

Melvil Dewey. (2011). Dewey Decimal Classification and Relative Index, Vol.2 (23.). OCLC.

Chicago Edition Citation

Melvil Dewey. Dewey Decimal Classification and Relative Index, Vol.2. 23. OCLC, 2011.

Cita MLA

Melvil Dewey. Dewey Decimal Classification and Relative Index, Vol.2. 23. OCLC, 2011.

Atenció: Aquestes cites poden no estar 100% correctes.