Cita APA
Dewey, M., Mitchell, J. S., Beall, J., Matthews, W. E., & New, G. R. (1996). Dewey decimal classification and relative index (Ed. 21.). Forest Press, a division of OCLC Online Computer Library Center.
Citación estilo Chicago
Dewey, Melvil, Joan S. Mitchell, Julianne Beall, Winton E. Matthews, and Gregory R. New. Dewey Decimal Classification and Relative Index. Ed. 21. Albany, N.Y.: Forest Press, a division of OCLC Online Computer Library Center, 1996.
Cita MLA
Dewey, Melvil, et al. Dewey Decimal Classification and Relative Index. Ed. 21. Forest Press, a division of OCLC Online Computer Library Center, 1996.
Warning: These citations may not always be 100% accurate.