APA Style
Michell, J, S. (2003).
DDC 22 Dewey Decimal Classification (22).
Kosong:
OCLC (Online Computer Library Center).
MLA Style
Michell, Joan, S..
"DDC 22 Dewey Decimal Classification".
22
Kosong:
OCLC (Online Computer Library Center),
2003.
Handbook.