1-111-22222-9 }} AUTHOR (January 2006). " TITLE ". BOOKTITLE . ISBN 1-111-22222-9 . Retrieved on 2006-04-07 .   [ change ] COinS This template produces COinS metadata; see COinS in Wikipedia for background information. [ change ] See also Wikipedia:Cite sources : Style guide Wikipedia:Citing sources#Tools for a list of tools