Gaya APA

et.al, ., Mitchell, J, S. (2003). DDC 22 (ed. 22 -- Vol. 1-4). Dublin, Ohio: OCLC.

Gaya MLA

et.al, ., Mitchell, Joan, S.. "DDC 22". ed. 22 -- Vol. 1-4 Dublin, Ohio: OCLC, 2003. Text.