Cita APA (7th ed.)
Mortimer, M. (2007). Learn Dewey Decimal Classification (Edition 22) (1st North American ed.). TotalRecall Pub..
Cita Chicago (17th ed.)
Mortimer, Mary. Learn Dewey Decimal Classification (Edition 22). 1st North American ed. Friendswood, Tex.: TotalRecall Pub., 2007.
Cita MLA (9th ed.)
Mortimer, Mary. Learn Dewey Decimal Classification (Edition 22). 1st North American ed. TotalRecall Pub., 2007.
Atenció: Aquestes cites poden no estar 100% correctes.